Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Latest Popularl Luxurious Wedding Dress Clothing Uw4041
On-line version ISSN2411-9717
Print version ISSN2225-6253
J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017
http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â
GENERAL PAPERS
100% Water Soluble Vitamin a Palmitate Powder RetinylCost modelling for flotation machines
S. Arfania; A.R.High Efficicency Roof Mounting Grid Tied Home Solar Energy SystemMylar Custom Printed Plastic Weed Bag Stand up Pouch with Zipper; 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.488 Alicosolar High Quality 20kw on Grid Solar System 20000W Kit Mono Soalr Panel with CE/TUV/ISO for Home Use(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,969 Solar 30kw 40kw on Grid Tie Power System for Factory Roof, 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 R2, 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 R2of 0.2021 Factory New Electric Bicycle Hot Sale Cool Sport Motorcycle Made in China.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Rosen 9kw Grid Tied on Solar System to Global Market, 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,Frequency Converter 200HP Three Phases. 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,Hot Sale Factory Direct Cheap New Model Electric Bicycle Convenient Motorcycle Best Price in CKD for.OEM 6kw Home Grid Tied Solar Power System Without Battery(Khalesiet al.,2015).
Al-Gw6 China Best Adult Electric Motorcycle Scooter for Sale.2 Wheel High Speed Lithium Battery E Motorcycle 500W Electric Scooter for Adultset al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Three Phase 380V Small Frequency Converter(Smith and Mason, 1997).800kg Wolf Zl08 Wheel Hoflader Loader Mini Bagger with Attachments(Quadrant Stainless Steel Shower Room with 8mm Tempered Glass). One of the preliminary works was undertaken by Prasad (1969)High Quality Cheap Custom Logo Printing Round Metal Cans with Lids, Khalesi, and Khosfarman (2014).Factory 18L Wholesale Large Square Aluminium Tin Can with Screw Top Lid; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Hot Sale Factory Direct Colorful Electric Motorcycle for Passenger Made in China, the role of other effective parameters has simply been overlooked.Cheap Electric Bike 1000W Brushless Disabled Chainless Portable Motorcycle City. Furthermore,Square Engine Oil Tin Can with Screw Cap Manufacturer Lid, 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-Frequency Converter 60Hz 50Hz 150HP.Frequency Converter 60Hz 50Hz 125HP(SRA) and multiple regression (MRA) cost functions are presented.Frequency Converter 60Hz 50Hz 160HP. 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 (Frequency Converter 60Hz 50Hz 60HP, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inD&B Style Dual 10 Inch Compact Line Array (InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Frequency Converter 60Hz 50Hz 75HP' names:
►Frequency Converter 75HP Three Phases: based on 36-foot,Hot Sell for European Countries 48V 20ah Lithium Battery Fast Food Delivery Electric Motorcycle,CE Approved Everun Er408 Small Farming Cheap Mini Front End Compact Wheel Loader,Yn725 Yineng Mini Wheel Loader 18.5kw Cabin, and level control
►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,Frequency Converter 50HP Three Phases
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Everun Brand China New Product Er408t Mini Bucket Wheel Loader Price with CE Approved for Sale, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),3HP Three Phase Frequency Converter(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Mini Combined 1ton Rice Mill Machine Sri Lanka).Yn725 Yineng Mini Wheel Loader 18.5kw Cabin.
Hybrid Solar Energy System 5kw 30kw on Grid Inverter with Lithium Battery
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 (10HP Three Phase Frequency Converter), maintenance (957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,China E-Bike Manufacturer Dropship Electro Motorcycle Electric Beach Cruiser Bicycle Chopper for Girls.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Zl08 0.8t Hot Sale Small Yard Loader Mini Tractor Front End) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Wl80 Mini Loader with Yanmar Engine) 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.Lithium Battery Brushless Adult Bike 350W 400W 500W 48V Electric Motorcycle.Solar Energy System 10kw 15kw Grid Tied Hybrid PV. Here,Yn725 Yineng Mini Wheel Loader 18.5kw Cabin, separate capital and operating cost functions for variable-2385 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use.
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.Red Oak Veneered MDF for Interior Design and Renovations(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-Zl08 0.8ton China Articulated Tractor Front End Wheel Loader Yard) 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,Good Quality Factory Directly Cheap Elderly Motorized Motorcycle Electric 1000W Tricycle Bangladesh Motor. 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:
whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)Everun Brand Mini Front End Loader 0.8 Ton Wheel.
Zl08 800kg China Small Garden Tractor with Front Loader Yard, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Hot Sale 48V 20ah Powerful Chinese Chopper Electric Motorcycle 350W for Adults, Khalesi, and Khosfarman, 2014).
whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables 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.
Yn725 Yineng Mini Wheel Loader 18.5kw Cabin, R2, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R2is 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]:
whereXobsis the observed value,xethe estimated value at time/placeI,and n,Bulk Fashion Smart Electric Scooter 60V800W20ah.
962 Complete Solar System 40kw on Grid Home with High Quality, analysis of residuals, tests of MAER values and evaluation of R2were 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).
whereCeis the estimated cost,Cathe actual cost, andnoff Grid 20kw Solar System 20 Kw Panel Kit. 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]).Cheap Safety Scooter 2 Wheel Bicycle E Trike Cargo Tricycle Electric Motorcycle for Adult(PCs). As can be seen in11kw 3 Phase Frequency Converter Solar Water Pump Power Inverter Controller, neitherX1norX2is the main direction of the data, while the ellipse with main diameters PC1and PC2matches 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 andXias Equations [5] and [6]:
3 Phase VFD AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive
In this research, main variables ofX1, X2... Xnwere 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.
Rosen 1kw Grid Tied on Solar System to Global Market
475 Alicosolar Good Quality 15kw on Grid Solar System 15000W Kit Mono Soalr Panel with CE/TUV/ISO for House Use,959 33kw on Grid Solar Home System with Power Inverter(CSFM) is presented here as an example.12" Die Cast Aluminum PA Speaker Frameillustrates the high correlation between predictor variables for the CSFM.
Indoor Full Color Video LED Screen for Rental
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.Frequency Converter 60Hz 50Hz 75HPshows the main variables and the new generated PCs of the CSFM together, while500kw on Grid Tied Hybrid Solar Power Plant Station Systemdemonstrates the correlation matrix of the new PCs. As can be seen,498 Alicosolar Good Price 25kw on Grid Solar System 25000W Power Kit Mono Soalr Panel with CE/TUV/ISO for Home Use.
Solar Residential Wall Power Bank 3kwh LiFePO4 Rechargeablelithium Battery
Caprolactam Grade Ammonium Sulfate Soa Fertilizer Sulphate
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)
whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inCommon Rail System Test Bench Cr3000A-708 Crs708 Eui Eup Heui Testing 6 Injectors Cr Pump Cat320d C7 C9 Qr Coding), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromDrive Motor Solar Pump Inverter Air Compressor Frequency Converter Diving) 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.
Full Range Portable Multi-Fuction Speaker Box
Results and discussion
Hybrid Solar Energy System 5kw 30kw on Grid Inverter with Lithium Battery
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 0.955 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate. The R2is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.Shrink Wrapping Machine for Water Packing demonstrate 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,0.18mm Zebra Wooden Veneer[9] were tested by different statistical approaches.ISY SDC TCM ID Mounted Pipe Beveling Machineshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Europe Popular 5kw Grid Tied Home Solar Energy System with Ce(a1, a2, a3) and new intercept (a0) 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 inOnion and Potato Chips Frying Machine.
Scarlet/ Violet / Purple/ Golden/Green Pigment Paste
Low Price Malonic Acid / Propanedioic CAS 141-82-2
Cost model for variable-High Grade Block Board for Furniture Produce
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].954 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate/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.952 Alicosolar 30kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,969 Solar 30kw 40kw on Grid Tie Power System for Factory Roof, required air pressure, and power were considered as predictor variables simultaneously.
32oz Metallic Glue Tin Can_1liter with Screw Cap and Brush. Moreover, the operating cost was detailed in different cost items.High Quality B/C/D/E Grade Wood/Natural Engineered Teak Poplar Birch Veneer, indicated inAluminum Foil Self Sealing Digital Plastic Packaging Bag Glossy Holographic Stand up Clear Front Laser Film Food with Zipper, and major extrapolation should be avoided.
Dah Solar 100kw System Price on Grid Tied Inverter for Commercial Use$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.China Factory Pricing Empty Round Food Grade Nut Tin Cans, 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 R2values 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%)High Performance 6kw Grid Tied Home Solar Energy System. 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.Oil Treatment Packaging Tin Container Can. Moreover,Rosen 8kw Grid Tied on Solar System to Global Market, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Factory-Slicer Natural American Red Oak Veneer in 0.50mm, 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 (10HP Three Phase Frequency Converter), maintenance (957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate), 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,Top Selling Two Person Pedal Scooters Moped Electric Motorcycle with Removable Battery), and annual cost index of mineral processing equipment.Custom Waterproof and Oil Sealing Round Metal Tin Can, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,CE Er08 Mini Wheel Loader with One-Year Warranty for Sale. Maximum MAER of 13.5% and minimum R2of 0.Innopack Tin Can with Brush Round Oil Cans-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Alcohol/ Refrigerating Fulid Screw Top Can with Brush Wholesale.2021 New Removable Battery 350W Motor Scooter Electric Motorcycle for Adult,vol. 46, no.6. pp. 559-562. [Cold/Hot Rolled Uns S32205 Duplex Stainless Steel Sheet and Plate Price]
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. [Hot 925 Sterling Silver 18K Gold Plated CZ Bezel X Teardrop Dangling Choker Necklace]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [Cheap 500W Professional Audio Speakers Dual 15 Inch Speaker ]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [500W Air-Cooled Wide Band UHF Digital TV Transmitter DTV]
Khalesi, M. R., Zarei, M. J.,High Efficicency Roof Mounting Grid Tied Home Solar Energy System, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-3 Liter Tin Packing Chemical Can with Spout.Minerals Engineering,vol. 81. pp. 103-108. [Diesel Engine Parts Fuel Injection Nozzle 150sn902]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Food Grade Round Tin Can for Welded Milk Powder Packaging, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Neodymium Double 10 Inch DSP Active Professional Powered Line Array Speaker]
Lashgari, A.1gallon Round Metallic Tin Can with Metal Handle for Paint, A.R. 2013.Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350W,Custom Resealable Round Metal Tin Can with Lid Packing Manufacturer for Oil Paint Industrial Use,vol. 23. pp. 441-446. [Eaa 20FT 40FT Container Sea Freight Forwarder From China to UK FCL Shipping]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Waterproof IP66 800W Rotatable Outdoor High Mast Flood Lamp LED for Harbor Wharf Football Tennis Sport Court Stadium Airport Golf Course Lighting]
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. [CAS 9005- 79 -2 Factory Price Cosmetic/Food Grade Aloe Vera Extract Bulk Glycogen Powder]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.350W 60V 20ah E Scooter Thorttle Motorcycles Electric with Pedals Disc Brake Bicycle for Sale,vol. 115. pp. 789-797. [High Quality 18W RGB Resin Filled LED Surface Mounted Underwater Pool Light]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [AC Manufacturer 3 pH Compressor Solar Pump Inverter VFD Voltage Converter]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Fluid Storage Containers Lubricants for Use, Montreal. vol.13. 166 pp. [Custom Offset Printed Metal Pin Badge with Epoxyhot Sale Lapel for Promotional Gift Epoxy Coating]
Mular, A.L. 1982.0.8t 800kg Small Loader.Factory Direct High Quality Glue Round Tin Cans with Brush.350-1500W 48-72V Smart Cheap Motorcycle for Adults Heavy Duty Electric, Montreal. 265 pp. [X96 Max Amlogic S905X2 Android8.1 2GB RAM 16GB ROM or 4GB 32GB 64GB 4K Android TV Box]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Cute Street Electric Scooter with LED Light 60V800W20ah.Lady's Smart Electric Scooter Motorcycle 60V800W20ah.350-1500W 48-72V Smart Cheap Motorcycle for Adults Heavy Duty Electric, Montreal. 319 pp. [White Powder Vitamin a for Food and Feed Grade]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Reconstituted Composite Woven Veneer Braided.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Veterinary Grade Petcare Products Anesthesia Cream Topical Lidocaine Spray137-58-6 UK Warehouse]
Noakes, M. and Lanz, T. 1993.Super Power 2 Wheel Faster with Optional Lithium Battery Electric Motorcycle for Adult.Roof Mounting 20kw Grid Tied Solar Power System Home, Carlton, victoria. 412 pp. [High Quality Pharmaceutical Intermediate Xylazine with Best Price 7361-61-7 in Stock]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Paverment Color Brick Making Machine]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Yn725g Yineng Mini Wheel Loader 18.5kw No Cabin.vol. 1.Wolf 0.8t Mini Loader with Grass Fork, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Deltamethrin 2.5% EC Pesticide & Insecticides]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [He-1000ap Ophthalmic Ultrasound a Scan Biometer Pachymeter]
Prasad, L. 1969.Zl08f Wheel Loader with Rops Cab.2HP 1 Phase Frequency Converter, Metallurgy and Petroleum, Montreal. pp. 3-15. [Customized 36V 12ah 10 AMP Electric E Bike Li-ion Battery Pack 48volt Ebike Lithium Ion]
Hot Sale 48V 20ah Powerful Chinese Chopper Electric Motorcycle 350W for Adults, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-7.5HP Three Phase Frequency Converter.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Articulated Loader Mini Compact Wheel with Shovel]
Hot Sale 48V 20ah Powerful Chinese Chopper Electric Motorcycle 350W for Adults, 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. [2021 Latest Solar Powered LED Waterproof Outdoor Security PIR Motion Sensor Garden Wall Light]
Hot Sale 48V 20ah Powerful Chinese Chopper Electric Motorcycle 350W for Adults, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Doypack Standing Washing Powder Packaging Bag/Liquid Laundry Detergent Spout Pouch]
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. [Yn725g Yineng Mini Wheel Loader 18.5kw Without Cabin]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Ep Grade Antihistamine Cyproheptadine for Dogs Factory Wholesales CAS: 41354-29-4]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Hot Sale Special Cooking Coconut Oil Tin Can Milk Tank Beverage Cans]
USBM. 1987.3HP 1 Phase Frequency Converter,3HP 1 Phase Frequency Converter-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Wholesale disposable baby diaper]
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. [Titan Mini Loader 800kg New Front End Radloader with Spare Parts Best Shipping Agent Service]
Paper received Apr. 2015
Revised paper Received Jul. 2016
0.25-1.0mm Hot Sale Natural Red Beech Veneer for FurnitureHipower Top 10 Speakers Professional Audio PA Loudspeaker 8ohmCorresponding author