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## Metal Anti-Vandal Design Access Control

*On-lineÂ version*Â ISSN2411-9717

*PrintÂ version*Â ISSN2225-6253

### J. S. Afr. Inst. Min. Metall.Â vol.117Â n.1Â JohannesburgÂ Jan.Â 2017

#### http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

**GENERAL PAPERS**

**Lucky Tone SIP Network 15W PA Ceiling Speaker with 24V DC Power Supply and Digital AmplifierCost modelling for flotation machines**

**S. Arfania; A.R.off Grid 20kw Solar System 20 Kw Panel Kit****5 Litre Extra Olive Oil Tin Can ; M.R. Khalesi**

Tarbiat Modares University, Iran

**SYNOPSIS**

Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Cheap Safety Scooter 2 Wheel Bicycle E Trike Cargo Tricycle Electric Motorcycle for Adult(SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Rosen 1kw Grid Tied on Solar System to Global Market, required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R^{2}, MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R^{2}of 0.475 Alicosolar Good Quality 15kw on Grid Solar System 15000W Kit Mono Soalr Panel with CE/TUV/ISO for House Use.

**Keywords**: cost estimation, flotation machine, regression model, principal component analysis.

**Introduction**

959 33kw on Grid Solar Home System with Power Inverter, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,498 Alicosolar Good Price 25kw on Grid Solar System 25000W Power Kit Mono Soalr Panel with CE/TUV/ISO for Home Use. In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,Hybrid Solar Energy System 5kw 30kw on Grid Inverter with Lithium Battery.955 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate(Khalesi*et al.,*2015).

0.18mm Zebra Wooden Veneer.Europe Popular 5kw Grid Tied Home Solar Energy System with Ce*et al.*(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Sectional Stanford Sofa(Smith and Mason, 1997).High Grade Block Board for Furniture Produce(3kwh Solar Energy Storage System). One of the preliminary works was undertaken by Prasad (1969)954 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate, Khalesi, and Khosfarman (2014).952 Alicosolar 30kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,32oz Metallic Glue Tin Can_1liter with Screw Cap and Brush, the role of other effective parameters has simply been overlooked.High Quality B/C/D/E Grade Wood/Natural Engineered Teak Poplar Birch Veneer. Furthermore,Dah Solar 100kw System Price on Grid Tied Inverter for Commercial Use, and estimation of detailed operating cost items such as maintenance, lubrication,*etc.*is not possible. To overcome these deficiencies, this paper aims to introduce up-to-China Factory Pricing Empty Round Food Grade Nut Tin Cans.High Performance 6kw Grid Tied Home Solar Energy System(SRA) and multiple regression (MRA) cost functions are presented.Oil Treatment Packaging Tin Container Can. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.

**Methodology**

*Data*

Thirty-seven major flotation machines (Rosen 8kw Grid Tied on Solar System to Global Market, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCinnamaldehyde CAS 104-55-2 Cinnamic Aldehyde Factory Supply(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Factory-Slicer Natural American Red Oak Veneer in 0.50mm' names:

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►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Alcohol/ Refrigerating Fulid Screw Top Can with Brush Wholesale

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,2021 New Removable Battery 350W Motor Scooter Electric Motorcycle for Adult, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (*D*), required air flow rate (AF),3 Liter Tin Packing Chemical Can with Spout(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (4FT Spindle Less Peeling Lathe with Built-in Clipper for Rubber Wood).Food Grade Round Tin Can for Welded Milk Powder Packaging.

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Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,*i.e.*the overhaul (1gallon Round Metallic Tin Can with Metal Handle for Paint), maintenance (Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Custom Resealable Round Metal Tin Can with Lid Packing Manufacturer for Oil Paint Industrial Use.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (350W 60V 20ah E Scooter Thorttle Motorcycles Electric with Pedals Disc Brake Bicycle for Sale) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Fluid Storage Containers Lubricants for Use) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.0.8t 800kg Small Loader.Factory Direct High Quality Glue Round Tin Cans with Brush. Here,350-1500W 48-72V Smart Cheap Motorcycle for Adults Heavy Duty Electric, separate capital and operating cost functions for variable-Cute Street Electric Scooter with LED Light 60V800W20ah.

*Statistical approach*

The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.Lady's Smart Electric Scooter Motorcycle 60V800W20ah(SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Reconstituted Composite Woven Veneer Braided) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).

In this paper,Super Power 2 Wheel Faster with Optional Lithium Battery Electric Motorcycle for Adult. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:

where*Y*refers to capital or operating costs,*X*defines an independent variable (one of the machine predictor variables), and*a*and*b*are constant values (parameters)Roof Mounting 20kw Grid Tied Solar Power System Home.

Yn725g Yineng Mini Wheel Loader 18.5kw No Cabin, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Wolf 0.8t Mini Loader with Grass Fork, Khalesi, and Khosfarman, 2014).

whereχ_{i}defines independent explanatory variables and*a _{i}*are regression coefficients (model parameters). As was mentioned, independency of

*x*variables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.

_{i}Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket, R^{2}, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R^{2}is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

where*X _{obs}*is the observed value,

*x*the estimated value at time/place

_{e}*I,*and n,Zl08f Wheel Loader with Rops Cab.

2HP 1 Phase Frequency Converter, analysis of residuals, tests of MAER values and evaluation of R^{2}were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).

where*C _{e}*is the estimated cost,

*C*the actual cost, and

_{a}*n*7.5HP Three Phase Frequency Converter. MAER values should be in low levels as much as possible.

*Principal component analysis*

In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).3HP 1 Phase Frequency Converter(PCs). As can be seen inEougem CE 1.0 Ton Hydraulic Mini Radlader Zl08, neither*X _{1}*nor

*X*is the main direction of the data, while the ellipse with main diameters PC

_{2}_{1}and PC

_{2}matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs and

*X*as Equations [5] and [6]:

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In this research, main variables of*X _{1}, X_{2}*.

*.. X*were first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.

_{n}*3HP 1 Phase Frequency Converter*

10HP Three Phase Frequency Converter,3HP Frequency Converter Vector Three Phase(CSFM) is presented here as an example.with Built-in LiFePO4 Energy Storage Portable Generator 3.8kwh 80A Enjoys 2 Years Warrantyillustrates the high correlation between predictor variables for the CSFM.

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The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.3 Phase AC Drive for Water Pump and Fanshows the main variables and the new generated PCs of the CSFM together, while20MHz RF Wrinkle Removaldemonstrates the correlation matrix of the new PCs. As can be seen,15HP Three Phase Frequency Converter.

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Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

where*X _{i}*are main technical variables (like power or required air),

*a*are calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inBlue Bliss Lights), S

_{i}_{ix}and X

_{i,ave}are the standard deviation and mean of main variables, respectively (can be found from800ml Square Metal Containers) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

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**Results and discussion**

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Applying the power regression function*(Y=aXb),*the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.3HP Three Phase Frequency Converter. The R^{2}is about 0.94 for both cases,*i.e.*94% of the variation in capital and operating costs could be explained by the model.Door to Shipping Guaranteed New BMK Powder CAS: 5413-05-8 UK Warehousedemonstrate results for the machines modelled in this research.

*Multiple regression results*

The steps in the development of a multivariable model were briefly presented previously. As was mentioned,1HP Frequency Converter Vector Three Phase[9] were tested by different statistical approaches.Electric Motorcycle shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.15HP Frequency Converter Vector Three Phase(a1, a_{2}, a_{3}) and new intercept (a_{0}) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated in2021 Wholesale Fashion Custom Logo Polyester Travelling Insulated Lunch Cooler Bag for Kids Teens.

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*Cost model for variable-2HP Frequency Converter Vector Single Phase*

As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].Solar Energy System 5kw Panel Home Grid Tied Power 6kw 8kw 10kw/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.

**Discussion**

Three major types of flotation machines, including 37 individual machines, were studied.Home Use 6kw Grid Tied Solar Power System with High Performance; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Rosen 1kw Grid Tied on Solar System to Global Market, required air pressure, and power were considered as predictor variables simultaneously.

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1.5kw 3phase Frequency Converter 50Hz to 60Hz$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.Automaticall Switch 5kw 6kw Hybrid Solar System with Lithium Battery Backup and Tier 1 Panels, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;*i.e.*the SFM cost advantage increases with increasing size of the machine. The R^{2}values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)Round Tin Can for Food Packaging Empty Tinplate. In the MRA cases, this property is owed to the SFM (3.05%).

**Conclusion**

Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.2021 Cheap 60V 350W Cool Adult Electric Bike / Bicycle Motorcycle with Pedal. Moreover,Pencil Cedar Veneer Medium Denstiy Fiberboards for Stairs, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Technical Wood Veneer MDF Boards for Cupboard, self-aerating, and standard) has been developed.

Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (1gallon Round Metallic Tin Can with Metal Handle for Paint), maintenance (Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,High Quality Small Metal Tin Can with Open Top Lid for Lubricant), and annual cost index of mineral processing equipment.Long Using Life Shuttering Plywood with Logo for Construction, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R^{2},Huihuang Bamboo Fence Timbers. Maximum MAER of 13.5% and minimum R^{2}of 0.Solar Power System Home 5kw off Grid Tied Solution-feasibility and even feasibility study level of projects.

**References**

Camm, T.W. 1994.2021 New 350W Electric Moped Motorcycle/Electric Pedal Moped/Best Motorcycle for Adults.*Power Mini Electric Scooter for Lady 60V800W,*vol. 46, no.6. pp. 559-562. [Diesel Engine Parts Fuel Injection Nozzle 160sn827]

Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.*International Journal of Computer Integrated Manufacturing,*vol. 25, no. 4-5. pp. 417-431. [Power supply 36V 250W LED driver power adapter 7A]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [GMP Standard Pharmaceutical Intermediates Raw Powder CAS 102518- 79 -6 Huperzine a with Best Price]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.*Educational and Psychological Measurement,*vol. 20. pp. 141-151. [Oxygen Barrier Transparent Vacuum Plastic Bag]

Khalesi, M. R., Zarei, M. J.,off Grid 20kw Solar System 20 Kw Panel Kit, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Dah Complete on Grid Solar System Easy Install 30kw 50kw Tied Power.*Minerals Engineering,*vol. 81. pp. 103-108. [Single 5"Two-Way Full-Range Loudspeaker Small Scale Indoor with Tx5c]

Kim, G.H., An, S.H., and Kang, K.I. 2004.2 Wheel Seat 350W Watt Hub Motor Electric Motorcycle Scooter Bike 48V for Adult, neural networks, and case-based reasoning.*Building and Environment,*vol. 39, no. 10. pp. 1235-1242. [High Power Speaker Dual 10 " PRO/Professional Audio Line Array ]

Lashgari, A.10kw Complete Set Solar Power Systems on-Grid for Home/ Industrial/Commercial Roof, A.R. 2013.High Efficiency Grid- Tied 20kw PV Solar Power System 12kw 18kw Energy Systems for Home Use,*0.75kw Power Frequency Converter 60Hz 50Hz,*vol. 23. pp. 441-446. [Pnshar Paperboard Crush Testing Equipment]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [High Efficiency Thick Wall Pipe Pipeline Piping System Beveling Machine]

Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.*Proceedings of the AusIMM Iron Ore Conference,*Perth, WA, 27-29 July 2009. [New Pattern Design 17.5-25 20.5-25 26.5-25 off Road Tyre]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.*Variable Frequency Inverter Solar Pump DC/AC,*vol. 115. pp. 789-797. [Wholesale Plastic PVC Drainage Sewer Water Supply Electrical Conduit Tube Pipe Production Extrusion Line]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Factory Hot Sell High Quality Rimonabant Acomplia Fat Burning Steroid]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Tx6s H616 Allwinner 4K Smart Aluminum Ott IPTV 10.0 Android TV Box, Montreal. vol.13. 166 pp. [2021 Costume Design Tennis Glod Silver Bangle with High Quality]

Mular, A.L. 1982.2.5L-25L Square Metal Tin Can with Lid for Paint Glue Adhesives Packing.*1 Liter Metal Square Tin Can with Screw Lid for Oil Paint Chemical.*Wholesale 947 Ml/32oz Metal Round Glue Can Tin with Brush Cap, Montreal. 265 pp. [PRO Audio Speaker Dual 10 " Line Array]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.500ml 16oz Round Metal Glue Tin Can with Screw Top Brush for Chemical.*Alcohol/ Refrigerating Fulid Screw Top Can with Brush Wholesale.*Wholesale 947 Ml/32oz Metal Round Glue Can Tin with Brush Cap, Montreal. 319 pp. [Acrylic Film Quadrant Frosted Glass Shower Cubicle with Low Tray ]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Customized B/C/D/E Grade Wood/Natural Birch Veneer.*Journal of Manufacturing Science and Engineering,*vol. 128. pp. 563-575. [Chinese Factory for Vitamin a Palmitate 0.25miu Powder]

Noakes, M. and Lanz, T. 1993.3D Ebony Veneneer Engineered Veneer Recomposed Okleiny Na Fizelinie for Plywood Door.Cute Cheap Electric Scooter for Lady of 60V800W20ah From China, Carlton, victoria. 412 pp. [Bulk Quality Cheap Smart Elecetric Scooter 60V800W for Lady]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,*CIM Bulletin,*February. pp. 87-89. [Auto Lifting 3D Wheel Alignment Made in China]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.*Many Designs Moulded Door Skin for Interior.*vol. 1.Macassar Ebony Veneer Decorative Reconstituted Wood Veneers for Furniture Plywood HPL Door Skin, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [2862 Easy Installation 5kw 6kw 8kw 10kw 12kw on Grid Solar System]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Chinese Brand Smallest Turning Radius Rops Fops 0.8 Ton Mini Wheel Loader with Ce EPA.*Minerals Engineering,*vol. 5, no. 8. pp. 883-893. [Xft- 710 Axial Flow Fire Extinguisher Fan]

Prasad, L. 1969.Bulk Quality Cheap Smart Elecetric Scooter 60V800W for Lady.Chinese Cheap 1000W 2 Wheel Mobility Scooter Electrical Moped Motorcycle for Adult, Metallurgy and Petroleum, Montreal. pp. 3-15. [CATV 860MHz One Way Amplifier]

Wolf 0.8t Mini Loader with Grass Fork, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-350-1000W Pedal Assist Electric Scooter Parts 10 Inch Mobility Tricycles Motorcycles Chinese for Adults.*Tunnelling and Underground Space Technology,*vol. 27. pp.133-141. [Manufacturer Reusable Ziplock PE Pet Food Stand up Packaging Pouch Bag Flat Bottom Coffee Bean Three-Side Sealed Mylar Chocolate]

Wolf 0.8t Mini Loader with Grass Fork, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.*Journal of Civil Engineering and Management,*vol. 18, no. 3. pp 378-385. [Us Type Eye Hoist Hook 320 322 Lifting with Latch Sling]

Wolf 0.8t Mini Loader with Grass Fork, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.*Minerals Engineering,*vol. 55. pp. 96-102. [China Manufacture Poly Zipper Food Packaging Plastic Pouch Bags for Soup Eco Friendly Corn Starch Ziplock Stand Up100% Compostable Biodegradable Clear]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.*The Engineering Economist,*vol. 42, no. 2. pp. 137-161. [EEC Electric Scooter ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.*Information Circular*9170, 94. US Bureau of Mines. [Peonylighting 800W High Pole Stadium LED Flood Yard Lamp]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Embossed PC Solid Sheet Extruder Machine Making Extrusion Line]

USBM. 1987.1000W 48V EEC China Classic Vespa CKD Electric Scooter Retro Italy Style E Motorcycle with Removable Lithium Battery,1000W 2 Wheel 60V 72V Mobility Scooter Electrical Motorcycle for Adult-metallic minerals expected fossil fuels in the United States and Canada.*Openfile report*10-87. US Bureau of Mines, Denver, CO. 134 pp. [Hand Sanitizer 30ml Alcohol-Containing Sterilization and Disinfection Household Gel]

Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam. [Grid Tied 11kw Solar Panel System Home Commercial Power Supply]

Paper received Apr. 2015

Revised paper Received Jul. 2016

LoaderLine Array System with Parts for PRO Audio Speaker Corresponding author