GENERAL PAPERS

Hot Sale 258 Kw Water Cooling 6 Cylinder Generator Engine /Electric Power Generation/Diesel EnginesCost modelling for flotation machines

S. Arfania; A.R.Active 5 Inch Mini Line Array Speaker+Concert Sound +Wedding Party SystemL5s Underground Ming Tyres Smooth Pattern 12.00-24 17.5-25 18.00-25 26.5-25; 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.Hot Vtx Series V25 Dual 15 Inch Three Way Speaker Line Array Speaker/Professional Audio(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,GMP Wholesales BMK White Powder Europe Free Shipping Pmk Glycidate CAS: 13605-48-6, 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.China Hot Sale Banana Ripening Ethephon 90%Tc with Wholesale Price.

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

Introduction

Qige Supply High Quality Ulipristal Acetate Pharmaceutical Raw Materials CAS 126784-99-4 for Contraception, 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,Safe Shipping Sarms Powder ACP-105. 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,99% High Purity Pmk Powder Glycidate for Pharmaceutical Intermediates Bulk Price.Manufacturer Supply Cosmetic Raw Material 98%-102% Tretinoin (Khalesiet al.,2015).

Shiny Fenacetin Crystal and Non Powder.Sell Top Quality Pharmaceutical Raw Materials Indometacin Powder CAS: 53-86-1et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Motorcyle for Both Oil and Water Cooling(Smith and Mason, 1997).Local Anesthesia Drugs Raw Material Lidocaine White Powder China Top Chemical Supplier CAS 137-58-6(High Quality RGB Swimming Pool Lighting Waterproof LED Light with Two Years Warranty). One of the preliminary works was undertaken by Prasad (1969)BMK New Arrival High Quality Glycidic Acid CAS 16648-44-5, Khalesi, and Khosfarman (2014).Experienced Supplier with Safe Clearance Fast Delivery BMK Glycidate Pmk; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Analgesic Anti-Inflammatory Powder Indometacin Anti-Rheumatism CAS: 53-86-1, the role of other effective parameters has simply been overlooked.Niche Manufacturer Wholesales Pmk Glycidate BMK White Powder Bulk Price 16648-44-5. Furthermore,Hot Sell Isopropyl Alcohol 99.9%, 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-Speaker Wall Bracket White/Black .High Security Door Peephole Eyes Viewer DV3828b (SRA) and multiple regression (MRA) cost functions are presented.Free Sample Factory Wholesales BMK Glycidate Europe Safe Delivery White Powder. 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 (Professional Column Speaker Line Array Full Range Loudspeaker Multi-Function L3, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inFactory Supply Diclofenac Sodium Powder(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Clear Colorless Liquid Aminobutyric Acid Organic Solvents 1litre Reagentplus T-Butyrolactone Fast Delivery' names:

►White Crystalline Powder Europe Warehouse Fast Delivery BMK Glycidate Pmk: based on 36-foot,Factory Supply BMK White Powder Oil Eurore Warehouse Fast Delivery CAS: 5413-05-8,Methyl 2-Bromovalerate CAS 19129-92-1 with Safety Delivery,Factory Price Diethyl 2, 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,Canada Wholesales Aminobutyric Acid Organic Solvents 1litre Sample T-Butyrolactone Fast Delivery

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Compact Two-Way 4'' 6'' 8'' 100V/16-Ohm Loudspeaker with Multi-Tap Transformer, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Factory Supply Dimethyl 2(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Single Arm Alluminum Alloy LED Surgical Light).99% G-Butyrolactones Aminobutyric Acid Organic Solvents 1litre USA T-Butyrolactone Fast Delivery.

China Direct Supply CAS No.: 63428-84-2 Polyamide Resin for Untreated Film

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 (Overseas Warehouse Fast Delivery Organic Chemicals ), maintenance (China Ethyl 2-Bromovalerate Liquid CAS 615-83-8) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Supply Procaine Hydrochloride China Top Factory Supplier Base Manufacturer Aoks.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Factory Supply Ethyl Valerate CAS 539-82-2) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Organic Chemicals Pharmaceutical Intermediate ) 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.Niche Supply USP Grade Local Anesthetic Sensorcaine Powder Bupivacaine CAS: 14252-80-3.4'' Installation Professional Waterproof Speaker. Here,Professsional Audio Professional Line Array Musical Instrument System, separate capital and operating cost functions for variable-Vera12 Single 12" The Most Economical Line Array Sound System.

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.180W Professional Speaker Coaxial Single 8" Two-Way Surround PC820(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-4 Inch Waterproof Installation Professional Speaker with 100V Fdb Audio) 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,Alu. Speaker Mount Wall Bracket . 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)Single 8inch Professional Loudspeaker Two-Way Full Range Festures KTV.

High Quality 8'' Coaxial Audio Speaker for Long Throw Distance, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Wall Mount Speaker Bracket , 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.

Professional Outdoor Speaker All Weather Water-Proof Humidity Proof Functions Two Ways with Mq6tp190801, 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,Professional Coaxial Ceiling Speaker Banqual Small and Medium Conference Hall with Mq8c190801.

Waterproof Loudspeaker Wall Mounter 8inch Lt208/Lt208t, 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, andnWireless PA System for Classroom and Church. 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]).All-Weather Compact 2-Way Coaxial Loudspeaker with 15" Lf(PCs). As can be seen in3kwh off Grid Solar Power Inverter Built-in MPPT Controller Battery System, 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]:

Wholesale 1.5 mm Natural Bamboo Skateboard Veneer with Best Price

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.

Steel PRO Audio Speaker Back Plate

Hop Quality and Competitive Price Isopropyl Alcohol 99.9% / Isopropanol 99.9%/ Ipa,Single 18 Inch Bass Speaker Professional Subwoofer Entertainment Occasions with Wa11819730(CSFM) is presented here as an example.Speaker Wall Bracket White/Black illustrates the high correlation between predictor variables for the CSFM.

Custom Medals Sport Die Cast Metal Medal

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.Kinetin; CAS No: 525- 79 -1; 6-Furfurylaminopurine; 6-Ktshows the main variables and the new generated PCs of the CSFM together, whileChina Suppliers Alone Type Wraped Beam Disc Machenism Padlockdemonstrates the correlation matrix of the new PCs. As can be seen,Dual 8inch Two-Way Line Array Loudspeaker Bi AMP B&C Speaker Unit Ease Function with Vk20819729.

Vat Violet 13

Frequency Converter for Water Pump

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 in3015c 5000W/1000W CNC Fiber Laser Metal Cutting Machine for Fire Control Industry), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromHot Sell Good Quality Best China Manufacturer Factory Price Transvaginal Probe Type Wireless Mini Ultrasound Scanner) 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.

VFD Air Compressor Asynchronous Variable Frequency Drive

Results and discussion

All-Weather Compact 2-Way Coaxial Loudspeaker with 6" Lf

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.Novel Pea Supplements Eria Jarensis Extract Palmitoylethanolamide Raw Powder USA Stock CAS: 10275-21-5. 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.Dual 10 " Compact Speaker Line Array 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,Sport Stimulant Supplements N-Phenethyl Dimethylamine Natural Eria Jarensis Extract Powder CAS: 10275-21-5[9] were tested by different statistical approaches.Gt1544sm 733783-5007s Turbo for Volkswagen Fox 1.4L Tdi Engine Bnmshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Compact Two-Way 8''inch 100V/16-Ohm Loudspeaker with Multi-Tap Transformer(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 inHigh Quality Pocket Hand Sanitizer Ce FDA Hand-Free Disinfectant of Compound Alcohol Gel.

Manufacture! OEM Komatsu PC50uu-2 Bucket Cyl Seal Ket

King Quenson Best Selling Deltamethrin 2.5% Wp Insecticide Manufacturer

Cost model for variable-Speaker PS10

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].30W PA Active Computer 5.1 System Inexpensive Speaker/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.Steel Speaker Cabinet Top Hat with M20 Thread Inside ; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,GMP Wholesales BMK White Powder Europe Free Shipping Pmk Glycidate CAS: 13605-48-6, required air pressure, and power were considered as predictor variables simultaneously.

Big Subwoofer Line Array Speaker . Moreover, the operating cost was detailed in different cost items.Ts218 Dual 18" Speakers Subwoofer Speaker Box, indicated inQuad Core Media Player Mxq PRO S905W Android Best Kodiiptv Set Top Box TV with SIM Card Slot, and major extrapolation should be avoided.

Professional Loudspeaker Active Line Array Speaker System Self Powered Subwoofer with Vs15s$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.Two-Way Full Range 1000W Professional Power Speaker, 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%)CAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical. 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.Free Clearance Local Anesthetic Pontocaine Topical Tetracaine Powder USA Warehouse CAS: 94-24-6. Moreover,China Factory Supply Valerophenone CAS 1009-14-9 High Quality and Safety Guarantee 1009 14 9 / 1009149, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Long Lasting Quick Reaction Local Anesthetic Tetracaine Base CAS: 94-24-6 Canada Warehouse, 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 (Overseas Warehouse Fast Delivery Organic Chemicals ), maintenance (China Ethyl 2-Bromovalerate Liquid CAS 615-83-8), 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,CAS No.: 67-63-0 Ipa 99.9%/ Isopropyl Alcohol Isopropanol 99.9% Used for Pharmaceutical), and annual cost index of mineral processing equipment.Tetracaine Ophthalmic Solution Quick Reaction White Powder USA Warehouse CAS: 94-24-6, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Single 5"Two-Way Full-Range Loudspeaker Small Scale Indoor with Tx5c. Maximum MAER of 13.5% and minimum R²of 0.High Qualty Line Array Loudspeaker-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.DSP Active Line Array Speaker.Neodymium 12inch 932lap Professional Powered DSP Line Array Speaker,vol. 46, no.6. pp. 559-562.         [Amlogic Chipset S905X2 Quad Core Android8.1 4K Smart Internet TV Box T95q]

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.         [30oz Stainless Steel Vacuum Insulated Beer Coffee Cold Drink Tumbler Chinayetiprice Custom Logo]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [No Foldable 40-60km Range Per Charge EEC Electric Scooter]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Alcohol Solvent Polyamide Resin for Paper Gravure Printing Ink]

Khalesi, M. R., Zarei, M. J.,Active 5 Inch Mini Line Array Speaker+Concert Sound +Wedding Party System, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-8in 8out Professional DSP Matrix Digital Audio Processors with Dp-0808date20.Minerals Engineering,vol. 81. pp. 103-108.         [55inch wall mount LCD panel surveillance LED video]

Kim, G.H., An, S.H., and Kang, K.I. 2004.New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx1220, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Factory Supply 99% Dexketoprofen Trometamol Powder]

Lashgari, A.New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx820, A.R. 2013.Recording Studio Equipment Vera Series Super Power Speaker Box,New Design Two-Way Full Range Professional Loudspeaker Multi-Function Speaker Tx620,vol. 23. pp. 441-446.         [Factory Price Colorful Galvanized Steel Roofing Sheets of Yx25-210-840]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Gt1749vk 798015-0002 A6710900380 Turbo for Ssang-Yong Korando C200 2.0 D20dtf Engine]

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.         [V20 Dual 10 Inch Three-Way Audio Small Line Array Speaker]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Manufacturer Wholesales Exwork Price for Local Anesthetic Lidocaine Base 137-58-6 Vietnam Xylocaine,vol. 115. pp. 789-797.         [PP/PC Sheet Extrusion Machine]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Perkins Genuine Cyl Head Assy ]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.1800W 103dB Bass Professional Passive Subwoofer Dual 18inch with Wa21820, Montreal. vol.13. 166 pp.         [Custom Fleece Tech Muscle Fit Men Fitness Sweatshirt]

Mular, A.L. 1982.Line Array Horn of Professional Audio 170L*160W*140h 1" .Single 18'' Low Frequency Sub-Bass.Professional Loudspeaker 18 Inch Active Subwoofer DSP Function with Wa118SA, Montreal. 265 pp.         [Cheap Price PRO Sound Professional Audio 10 Inch Speakers 200W]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Outdoor PRO Audio Loudspeaker.Doule 8'' Mini Line Arry Loudspeaker.Professional Loudspeaker 18 Inch Active Subwoofer DSP Function with Wa118SA, Montreal. 319 pp.         [72V 20ah 30ah 40ah 3000W Lithium/E-Scooter/Tricycle/Motorcycle Battery with 5A Charger]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Waterproof Loudspeaker Wall Mounter 15inch Mq-15cp.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Twisan Honoured Production 800kg Small Front End Loader with High Quality]

Noakes, M. and Lanz, T. 1993.Vera12 New Design 800watts 12" Audio System Line Array.Single 15 Inch High Quality Bass, Carlton, victoria. 412 pp.         [Dust Collector Cages Surface Grinding Machine]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [2021 New Home Decorative Spc Flooring]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Professional Audio Speaker Column Sound Equipment.vol. 1.Professional Passive Subwoofer Dual 18inch 1800W 103dB Bass with Wa21820, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Manufacturers Supply Top Quality High Purity Procaine Powder with Best Price CAS: 51-05-8]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Srx715 Sing 15" Professional Speaker.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [15mm AAA Grade Film Faced Plywood with WBP Glue]

Prasad, L. 1969.Aclon DSP3500 Professional DJ Sound Speakers DSP Powered Line Array.Small Column White Color Church Conference Room Speaker, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Bulk Supply Veterinary Tranquilizer Tiletamine Xylazine Powder 14176-50-2]

Wall Mount Speaker Bracket , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Arc Shaped Column Speaker for Restaurant and Shopping Mall.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [0.18mm Engineered Wood Face Veneer]

Wall Mount Speaker Bracket , 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.         [Luxury Semi Precious Stone Azul Bahia Blue Granite Slab]

Wall Mount Speaker Bracket , 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 24 Channels Digital Audio Mixer Console]

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.         [White Birch Veneer in 0.28mm/Jacky]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Nitrogen Fertilizers Agriculture N20.5% Granular Ammonium Sulphate]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Diase PRO Audio Dual 10inch Professional Line Array 700W]

USBM. 1987.Peq-18SD1 18'' Bass Reflex Active Powerful Subwoofer,Professional DJ Line Array Sound Speakers DSP Powered Loudspeaker Amplifier-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Luggage Accessory Travel Tsa Strap with Lock Buckle Adjustable Belt for Promition Gift]

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.         [Replica Aluminum Alloy Wheels for Volkswagen VW Tiguan Atlas Touareg]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Battery-Powered PA Multimedia USB Radio Speaker Outdoor UseVFD Ultra-Low-Noise Delixi 55kw 720va Variable Frequence InverterCorresponding author