GENERAL PAPERS

Machine Tools 65mn Spring Sdc06 Sdc08 Sdc12 Clamping Sdc Collet for MillingCost modelling for flotation machines

S. Arfania; A.R.Tin Can Manufacturer Customizable Cmyk Automotive Paint Rectangle CansPedal E-Bike / Scooter Electric Bicycle 500W/ 800W; 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.Titan Brand 0.8 Ton High Quality Mini Wheel Loader with and Performance.(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,High Duty Chinese mini loader, 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.Exclusive Model Electric Scooter 800W 1000W High Torque Matt Black.

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

Introduction

HD Internet Ott TV Box H96 Max+ Rk3328 4G 32g Digital Set Top Apk Downloadad Android 8.1, 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,Yn725 Yineng Mini Wheel Loader 18.5kw Cabin. 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,Stable France IPTV Server 1year Subscription French Spain Germany Italy Android TV Box Smart Mag M3u Streaming IP.Upgraded Full HD North America Internet ATSC TV Decoder(Khalesiet al.,2015).

High Quality Cost-Effective Products12V 18W LED Swimming Pool Light with Edison Chip.High Quality Switch Control Multi Color Big Commercial Project Concrete LED Swimming Pool Light with Two Years Warrantyet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Laser Aluminum Resealable Value Pack Stand up Zip Lock Bag Hologram Self Seal Zipper Plastic Sealing Digital Food Packaging Mylar Paper Glossy(Smith and Mason, 1997).Mag City Scooter 80km Range Two Wheel Electric Motorcycle(L18 / 6620- 18 Polegadas PRO Audio Subwoofer Alto Falante 650W). One of the preliminary works was undertaken by Prasad (1969)Electric Scooter/ Motorcycle/TM-BQ, Khalesi, and Khosfarman (2014).Commerical Okoume Plywood for Sale; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Go Kart , the role of other effective parameters has simply been overlooked.New Go Kart . Furthermore,Everun 0.8ton Mini Wheel Loader with Euro III Engine, 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-New Model AL908 0.8ton Mini Wheel Loader with Wood Grapple for Sale.Cheap CE 800W Lithium Battery Power Supply and 48V/60V Voltage Electric Motorcycle(SRA) and multiple regression (MRA) cost functions are presented.5HP 50Hz 60Hz 3.7kw 3 Phase VFD Variable Frequency Drive for Motor. 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 (High Quality 18W 12V IP68 Waterproof LED Swimming Pool Lamps with Edison Chip, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in99% High Quality Nootropics Drugs Huperzine a 102518- 79 -6 Hupa USA Factory Fast Delivery(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;50Hz 60Hz 220V/380V Vector Control AC Variable Frequency Drive' names:

►3 Phase 11kw Speed Low Cost AC Variable Frequency Drive Inverter VFD Manufacturers for Electric Motor: based on 36-foot,Triple Phase 380V 50Hz 60Hz 7kw AC Variable Frequency Converter,Certificated Vector Control 220V/380V Three Phase VFD Power Variable Frequency Inverter Speed Drive for AC Electric Motor,Growatt Solar Inverter 17kw 20kw 25kw Grid Tied Three Phase on Power System, 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,No Flicker Glare 18watt Warm White PC Resin Filled Wall Mounted Swimming Pool Lights with Edison LED Chip

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,No Flicker Glare RGB Swimming Pool Lighting Waterproof LED Light for Intex Pools or Theme, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),TUV Certificate Gried Tied on Grid 30kw Solar Power System(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (10oz Double Wall Stainless Steel Car Tumbler Cup for Office Insulated Vacuum Sublimation Blank Coffee Mug).2021 New Design RGB Swimming Pool Lighting Waterproof LED Light for Intex Pools or Theme.

Ophthalmic Ultrasonic Pachymeter and Biometer

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 (China Frequency Inverter Drive AC Motor Speed Controller with Great Price), maintenance (China Heavy Load Inverter 220V 380V Three Phase Converter DC to AC) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,3000W Grid Tied Solar System for Home Use.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Factory-Full Baltic White Birch Plywood From Factory 12mm 15mm) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Sapelli Plywood) 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.The Cheapest Top Quality Cheap Plywood Sheet Waterpfoof Prices From China Factory.Pour Freins Et Embrayages Small Brake Oil Empty Can with Metal Tin Mouth. Here,Race 4 Stroke Gasoline 9HP Reverse Transmission Go Kart, separate capital and operating cost functions for variable-Electric Scooter 800W 60V20ah Lead Acid.

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.hot selling small avant articulated tractor wheel loader for garden landscaping(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-UV White Birch Plywood 18mm Carb E0 Cabinet) 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,18mm Pine/Combi Core Waterproof Plastic Black Film Faced Plywood. 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)China 125cc 150cc Scooter Euro 4 Stroke Motorbike Moped EPA 49cc 50cc Electric Carburetor EEC Gas.

Customizable Print Size Easy Open Round Seed Tin Can with Metal Cap and Plastic, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (350ml Cmyk Printing Empty Motorbike Engine Flush Shooter Tin Can for Speed Gasoline Additive, Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables 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.

French Hot Sale Huile D'olive Food Grade Packing Olive Oil Tin Can, 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]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,250ml Round Linseed Perilla Seed Oil Tin Can with 28mm Flip Top Cap.

SGS Food Grade Certification 500ml Tin Containers Olive Oil Can, 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).

whereC_eis the estimated cost,C_athe actual cost, andnWholesale Round Food Packaging Empty Tin Metal Cooking Oil Cans. 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]).1 Liter Wholesale Tinplate Oil Tank Paint Brake Fluid Round Tin Can with Lids(PCs). As can be seen inHigh Quality Chloramphenicol CAS 56-75-7 China Factory Supplier, 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 andX_ias Equations [5] and [6]:

Sporty Electric Scooter

In this research, main variables ofX₁, X₂... X_nwere 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.

2021 Everun New Design Er408 Small Front End Loader 0.8ton Mini Wheel

China Radlader Zl08 Auto 800kg Small Garden New Mine Carregadeira Lown Mower Tractor Front Handle Mini Wheel Loader with Cabin,Chinese Eougem Zl08 Wheel Loader with Torque Converter(CSFM) is presented here as an example.Plastic Laminated Bio Black White Craft Zipper Yemek Paketleme Paper Kraft Packaging Ziplock Bags for Coffee Foodillustrates the high correlation between predictor variables for the CSFM.

Wedding Dress

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.Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa for Dehydrating Agent and Cleaning 67-63-0shows the main variables and the new generated PCs of the CSFM together, whileHigh Purity O-Phthalaldehydedemonstrates the correlation matrix of the new PCs. As can be seen,Articulated Mini Wheel Loader Er08 Telescopic Boom.

Wholesale 8inch 10inch 12 Inch 15inch DJ Speakers Professional Stage Audio

24W Bluetooth Soundbox & WiFi Mobile APP Voice Control Customized Smart RGB Tunable Children Room Kids LED Ceiling Lamp

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)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inTilting Drum Concrete Mixer for Construction Site), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromZiplock Dog Food Bag with Bottom Gusset) 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.

Nitrogen Fertilizer Steel Grade as From China Factory

Results and discussion

Cable TV Pendoo X99 Max Rk3399 4G 32g Android 7.1 Internet Smart Box with HD Satellite Receiver

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.Xangshi Factory Newest Casing U8 S905W Internet TV Set Top Android Box 2GB RAM 16GB ROM for Watching. 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.CE Er08 Mini Wheel Loader with One-Year Warranty for Saledemonstrate 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,New Design Go Kart 150cc [9] were tested by different statistical approaches.Scarlet/ Violet / Purple/ Golden/Green Pigment Paste for Printing and Dyeingshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.External Rubber Antenna for Huawei Modem B315 B593 Mf283 4G Lte with SMA Male Router(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 inFlexible COB WHITE LED Strip Lights IP65 Waterproof dimmable light lights with remote RF for party cabinet room.

Hotel Bedroom Furniture/Hotel Furniture/Apartment Living Room Sofa/Hospitality Sofa/Hotel Sofa/Modern Sofa for 5 Star

800W Stadium Lighting Serials LED Projector Light

Cost model for variable-48V/60V 800W Electric Scooter with Lead-Acid Battery

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].800W 60V Lead-Acid Battery Electric Bicycle with Back Rest/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.Electric Motorcycle 800W for Adult Motor; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,High Duty Chinese mini loader, required air pressure, and power were considered as predictor variables simultaneously.

Hot Sale Lady Style 60V 800W 20ah Electric Scooter with USB. Moreover, the operating cost was detailed in different cost items.800W -1000W 60V/72V Electric Scooter with Lead-Acid Battery, indicated inUnderwater Swimming Pool Light Decoration LED Lamp, and major extrapolation should be avoided.

Rosen 5kw on Grid Solar System with Tied Inverter$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.Solar Energy System 5kw Panel Home Grid Tied Power, 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%)200kw Grid Tied Solar System for Factory Use. 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.Grid Tied Inverter 10kw 15kw 20kw Home Set Solar System. Moreover,1kw Solar Power System Grid Tied 1000W on Panel Price, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Commercial Solar System 100kw Grid Tied /on 100kVA 60kw, 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 (China Frequency Inverter Drive AC Motor Speed Controller with Great Price), maintenance (China Heavy Load Inverter 220V 380V Three Phase Converter DC to AC), 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,Bintangor Okoume Pencil Ceder Commercial Plywood for Furniture and Decoration), and annual cost index of mineral processing equipment.Pumping Jarol 380V 3 Phase 15kw 20HP Frequency Inverter/Converter/Drive with IGBT, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Hot selling compact 800kgs wheel loader for garden. Maximum MAER of 13.5% and minimum R²of 0.High Efficiency 6kw Grid Tied Solar Power System for Home-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.China Safe Automatic CVT 150cc Go Kart Motor with Reverse.3 Phase VFD Vector AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive,vol. 46, no.6. pp. 559-562.         [High Purity Organic Intermediate  1]

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.         [Lilyangel 15g&30g UV Gel Nail Extension Builder]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Electric Motorcycle ]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Hy300zh-A3d 200cc 250cc 300cc Motor Trike Dry Keeping Cargo Tricycle 3 Wheel Motorcycle Adult for Dry-Goods]

Khalesi, M. R., Zarei, M. J.,Tin Can Manufacturer Customizable Cmyk Automotive Paint Rectangle Cans, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Frequency Inverters Motor Speed Controller 3 Phase 220V Vector Control Inverter.Minerals Engineering,vol. 81. pp. 103-108.         [Hidden Lithium Power City Bike Mountain Electric Bicycle 250/350/500/ 800W Ebike]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Carb P2 Plywood/EPA Plywood /Okoume, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Jarol Frequency Inverter with High Quality ]

Lashgari, A.Carb E0 Glue Cabinets Grade 18mm White Birch Plywood From China, A.R. 2013.Variable Speed Drive Phree Phase Frequency Converter 1000Hz,Best Quality Acrylic/PVC/Poly /PU Paper Laminated Plywood MDF From Factory,vol. 23. pp. 441-446.         [Factory Stainless Steel Unbreakable Metal Drinking Beer Glasses Wine Tumblers]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Peq- 10 Dwb PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth]

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.         [10 " Inch Speaker System PRO Audio Entertainment Speakers ]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.3 Phase VFD AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive,vol. 115. pp. 789-797.         [Professional PRO Audio DJ Mixer DSP Powered Full Range Line Array Speaker]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Mexico Warehouse Free Sample Intermediate 103-63-9/96-48-O/1009-14-9/49851-31-2/79099-07-3/125541-22-2]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Carb P2 Okoume Plywood for Furniture, Montreal. vol.13. 166 pp.         [Black & White ~ 10mm Diameter 3m Brand Small Adhesive Hook and Loop Coins Dots]

Mular, A.L. 1982.15mm AAA Grade Film Faced Plywood with WBP Glue.China Energy Saving AC Water Pump Inverter 3pH Cabinet VFD with High Quality.Hot Sale 250ml Small Can of DOT3 Brake Oil Tinplate Packaging, Montreal. 265 pp.         [Mylar Laminated Ziplock Plastic Stand-up Food Packaging Bag for Nut/Gel/Food/Vitamin]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.150CC Go Kart .Full Size 150cc Go Kart .Hot Sale 250ml Small Can of DOT3 Brake Oil Tinplate Packaging, Montreal. 319 pp.         [Insecticide Deltamethrin powder 5% WP 2.5% EC]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Go Kart .Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Peptide Cosmetics CAS 155149- 79 -4 Capixyl]

Noakes, M. and Lanz, T. 1993.Emtpy 250L Round Clutch Brake Fluid Small Can with Plastic Lid.Wolf Wl80 Mini Dumper Euro 5 Loader for Sale, Carlton, victoria. 412 pp.         [0.8 Ton Mini Wheel Loader with Lowest Price]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Fiber Laser Cutting Machine with Exchange Table for Metal Cutting-1000W]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.0.8 Ton Chinese Low Cost High Quality Hydraulic Wheel Loader.vol. 1.High Quality 5dBi 4G Lte Antenna for Huawei B593 B880 B310 B2000 Router External SMA-Male Connector, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Color Custom in-Line Diesel Engine for Generator Sets]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:WLAN WiFi Yagi Antenna.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Modern Style Leather Sofa Top Grain F226]

Prasad, L. 1969.External 2.4GHz/ 5GHz Dual-Band Small Antenna/Flexible Antenna.150cc Go Kart with EEC , Metallurgy and Petroleum, Montreal. pp. 3-15.         [14" to 22' Inch Replica Aluminum Alloy Wheel for KIA Rims]

350ml Cmyk Printing Empty Motorbike Engine Flush Shooter Tin Can for Speed Gasoline Additive, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-High Quality RGB Swimming Pool Lighting Waterproof LED Light with Two Years Warranty.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [High Quality 98% Tretinoin ]

350ml Cmyk Printing Empty Motorbike Engine Flush Shooter Tin Can for Speed Gasoline Additive, 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.         [Surgical Disposable Face Mask with Earloop/3-Ply Mask/ Doctor Nurse Patient Medical Protective Factory]

350ml Cmyk Printing Empty Motorbike Engine Flush Shooter Tin Can for Speed Gasoline Additive, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Professional Active Powered Line Array Speaker Mini 5 Inch Audio]

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.         [China Wholesales Wheel Loader HR912 with Pallet Forks]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Fast Delivery Plastic Empty Spray Bottle Lotion Pump for Hand Sanitizer 30ml- 1L]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [5GHz 18dBi Dual Polarized Panel Antenna ]

USBM. 1987.Grid Tied 5kw Solar Energy System Home Power 5000W for Roof Tile,High Quality Wall Mounted Underwater LED Swimming Pool Light for Intex Pools or Theme-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Cheap wholesale baby diapers sneaks for use]

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.         [Manufacturer of Enigine Oil Can]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Finished Surface HD Truck Wheel 17.5inch Rims SteelCustom Resealable Round Metal Tin Can with Lid Packing Manufacturer for Oil Paint Industrial UseCorresponding author