Ruijie Rg-Ap220-E

SciELO - Scientific Electronic Library Online

Â
vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
Home Pagealphabetic serial listingÂ

High quality breathable baby layer with surroud Ealst full belt

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

New Professional Coaxial Line Array Column Speaker 20PCS Driver Unit PA System with L16-CiCost modelling for flotation machines

S. Arfania; A.R.Ammonium Sulphate N21% Powder+Crystal+Granular Steel+CaproPVC Garden Pipe Making Machine Cost; 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.Factory Price Ammonium Sulfate for Crystal Compound Fertilizer(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,Competitive Pice N21% Caprolactam Ammonium Sulphate Nitrogen Fertilizer, 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.Water Cooling Diesel Engine with 6-Cylinder for Power Generator.

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


Introduction

258kw 6cylinder Wd Series Diesel Engine for Generator Set , 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,Color Custom in-Line Diesel Engine for Generator Sets. 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,in Line Water Cooled Diesel Engine for Generator with Good Quality.Direct Injection Water Cooled Diesel Engine Used for Generator Set(Khalesiet al.,2015).

Waterproof Floor Standing Alone Outdoor Digital Signage.Color Custom Direct Injection Diesel Engine Used for Generator Setet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Chinas Motos Electricas 500W/ 800W /1200W/1000W Electrical Electric Scooter (Smith and Mason, 1997).Water Cooled Diesel Engine Used for Electric Power Generator Set(China Best Pest Control Insecticide Deltamethrin 5% Ec Supplier Neocidol). One of the preliminary works was undertaken by Prasad (1969)Color Custom Diesel Engine with Four-Stroke for Generator Set, Khalesi, and Khosfarman (2014).Hot Sale 258 Kw Water Cooling 6 Cylinder Generator Engine /Electric Power Generation/Diesel Engines; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Diesel Engine Used for Silent Generator Set with Multy-Cylinder, the role of other effective parameters has simply been overlooked.Waterproof Floor Standing Alone Outdoor Digital Signage Display. Furthermore,Chinese Brand New 258kw/1500rpm 12 Cylinder 4 Stroke Marine Diesel 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-Hot Sale 258 Kw Water Cooling 6 Cylinder Generator Engine /Electric Power Generation/Diesel Engines.43" Indoor Narrow Bezel Floor Standstand Alone and Networked LCD Advertising Display Digital Signage(SRA) and multiple regression (MRA) cost functions are presented.49 Inch Portable Alone Standing LED LCD Poster Digital Menu Board. 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 (Alone Stand Kiosk LCD Digital Signage 32'' Elevator Device Advertising Display, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in1 Wheel Electric Motorcycle/One Scooter(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Waterproof Floor Standing Alone Outdoor Digital Signage' names:

Mineral Reagents Coal Dressing Collector Ammonium Dibutyl Dithiophosphate: based on 36-foot,42 Inch Alone Standing Interactive LCD Touch Screen Information Kiosk,55 Optional Inch Outdoor Stand Double-Side Alone Digital Signage LCD Advertising Display,60 Inch Waterproof Floor Standing Alone Outdoor Digital Signage and Display, 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,2021 Popular Outdoor LCD display Alone Instagram Photo Booth

Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Sinopec Brand Chemical Fertilizer N21% with White Color, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),White Ammonium Sulphate NPK Fertilizer(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Commercial Automatic Nepal Noodles Production Line Chinese Ramen Maker Equipment Noodle Making Machine).Nitrogen 21% Crystal Shape Agriculture Fertilizer.

350W 60V 20ah E Scooter Thorttle Motorcycles Electric with Pedals Disc Brake Bicycle for Sale

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 (Capro Grade Crystal ), maintenance (Powder Compound Fertilizer Ammonium Sulphate with Nitrogen 21%) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Powder Caprolactam Grade Chemical Fertilizer with Nitrogen 21%.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (N21% Caprolactam Grade Ammonium Sulphate) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (White Color Crystal Nitrogen N21% Ammonium Sulfate) 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.China Best Price Agriculture Fertilizer with Nitrogen 21%.Factory Price Agricultrue Fertilizer with Caprolactam Grade. Here,White Powder, separate capital and operating cost functions for variable-Crystal Nitrogen 21% Agricultural Fertilizer.

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.Steel Grade Nitrogen 20.5% Ammonium Sulphate(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-Nitrogen Fertilizer) 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,Cheap Price Fertilizer Ammonium Sulphate Steel Grade. 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)Nitrogen Fertilizer Caprolactam Grade Granular CAS No. 7783-20-2 N21% Ammonium Sulphate.

Cheap Price Fertilizer Ammonium Sulphate Blue Star 21%, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Urea Fertilizer/ Ammonium Sulfate with Steel Grade, 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.

Agriculture Ammonium Sulphate Caprolactam 25kg Package, 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,High Quality Ammonium Dibutyl Dithiophosphate 95%.

L18 /8693 Falante Professional 18inch Subwoofer 1200W New Product China Supplier, 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, andnN21% Nitrogen Fertilizer Ammonium Sulphate Factory Price. 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]).Plants Ammonium Sulphate Granular 20.5%Min(PCs). As can be seen in24 Modules Fixed Head End CATV Modulator, 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]:

Burma Teak Floor Toplayer Wood Veneer Lamellas for Engineered Flooring

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.

Chemical Factory Sale Ammonium Sulphate Fertilizer Granular

Caprolactam Grade Ammonium Sulfate Soa Fertilizer Sulphate,20.5% Nitrogen Steel Grade Ammonium Sulphate in Agriculture(CSFM) is presented here as an example.Water Proof Child Coffee /Candy/Weed Plastic Containerillustrates the high correlation between predictor variables for the CSFM.

Mini Portable 30000rpm Rechargeable Cordless Nail Polish Drill Machine for Manicure

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.Food Additives L-Arginine with Top Qualityshows the main variables and the new generated PCs of the CSFM together, whileFlame Retardant Ammonium Polyphosphate demonstrates the correlation matrix of the new PCs. As can be seen,Nitrogen Fertilizer Caprolactam Grade Ammonium Sulphate.

Yn725 Yineng Mini Wheel Loader 18.5kw Cabin

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

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 inGlossy Car Emblems Chrome Plastic Custom Badge), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found from974 Solar 30kw 40kw 50kw on Grid Tie Power System for House/Factory Roof) 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.

CAS: 702- 79 -4; 1

Results and discussion

Nitrogen Fertilizer Steel Grade as From China Factory

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.Nitrogen Chemical Fertilizer Ammonium Sulfate 21%Min. 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.10 " PRO Audio Line Array Speaker Systemdemonstrate 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,White Crystal Steel Grade Ammonium Sulphate with N20.5%[9] were tested by different statistical approaches.off Grid Tied Solar Inverter 10kw 15kw 20kw 30kw 50kw 100kw 200kw 500kw 3phaseshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Floating Agent Ammonium Dibutyl Dithiophosphate Supplier(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 inNewest 8K HDMI 2.1V 48gbps Hdcp2.2 Cable.

Beautiful Design T95 RAM 4GB ROM 32GB Allwinner H616 Universal 4K TV Android 10.0 Set Top Box

Surface Mounted Fully Resin Filled RGB LED Piscine Pool Light

Cost model for variable-Mineral Processing Reagents Collector Ammonium Dibutyl Dithiophosphate

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].Nitrogen Fertilizer Ammonium Sulphate for Agriculture/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.China Suppllier Ammonium Sulphate 21% Nitrogen Fertilizer; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Competitive Pice N21% Caprolactam Ammonium Sulphate Nitrogen Fertilizer, required air pressure, and power were considered as predictor variables simultaneously.

Granular Ammonium Sulphate. Moreover, the operating cost was detailed in different cost items.Fertilizer N21%, indicated inScarlet/ Violet / Purple/ Golden/Green Pigment Paste, and major extrapolation should be avoided.

China Supplier Ammonium Sulphate Compound Fertilizer$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.Crystal Fertilizer Ammonium Sulphate for Coumpound, 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%)Raw Material of Making Compound Fertilizer Ammonium Sulfate N1%. 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.Vegetable and Fruit Fertilizer Crystal Caprolactam Grade Ammonium Sulphate. Moreover,Crystal Caprolactam Grade Ammonium Sulphate Vegetables and Fruits Fertilizer, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Hipower Top 10 Speakers Professional Audio PA Loudspeaker 8ohm, 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 (Capro Grade Crystal ), maintenance (Powder Compound Fertilizer Ammonium Sulphate with Nitrogen 21%), 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,Professional Audio PA Subwoofer Component Speakers), and annual cost index of mineral processing equipment.650W-18 Inch Subwoofer Speaker Manufacture China Factory Directly, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,Nh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer. Maximum MAER of 13.5% and minimum R2of 0.280mm Magnet-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Bocinas Prosound 18 Pulgadas PRO Speaker Ruidoso Audio Subwoofer Parlente  Hot Sale.Professional Audio PA Subwoofer Component Speakers Bocinas,vol. 46, no.6. pp. 559-562.         [PA Power DJ Audio Speaker]

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.         [Certified 13.5W Power Supply AC DC Interchangeable Adapter]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [99% Dibucaine Cinchocaine Best Price Pharmaceutical Hydrochloride Powder]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [150CC Go Kart ]

Khalesi, M. R., Zarei, M. J.,Ammonium Sulphate N21% Powder+Crystal+Granular Steel+Capro, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-L18 /86130 100%Good Feedback! Professional 18 Inch PA Speaker 1000W RMS Subwoofer.Minerals Engineering,vol. 81. pp. 103-108.         [18" Fane Style Aluminum Speaker Frame]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Additive PE Green Color Masterbatches Manufacturer, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Disodium Hydrogen Phosphate ]

Lashgari, A.L18 /86131 Falante Professional 18inch Subwoofer 700W New Product China Supplier Hot Sale, A.R. 2013.L18 /86138-Good Feedback! Professional 18 Inch PA Speaker 1500W RMS Neodymium Subwoofer,L18 / 6620- 18 Polegadas PRO Audio Subwoofer Alto Falante 650W,vol. 23. pp. 441-446.         [Promotional Gifts Custom Design Metal Embossed Lapel Pin for Soldier]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Rectangle Sliding Strip Glass Door Quadrant Bathroom ]

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.         [Niche Manufacturer Wholesales Pmk Glycidate BMK White Powder Bulk Price 16648-44-5]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.OEM Custom Square Rectangle Round Rubber Cover,vol. 115. pp. 789-797.         [Lp Electric Guitar on-on-on Control Switch]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Portable Themagic Fractional RF Machine for Skin Tightening]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.N21% White Granular Ammonium Sulphate, Montreal. vol.13. 166 pp.         [Zh-1200g-II New Type Corrugated Carton Edge Gluing Machine]

Mular, A.L. 1982.Vegetable and Fruit Fertilizer Ammonium Sulfate Nitrogen 21%.Agriculture Fertilizer N 21% Ammonium Sulfate.21% Fertilizer Ammonium Sulphate Caprolactam Grade Crystalline, Montreal. 265 pp.         [96dB 250W AES Professional Full Range Two-Way Speaker Sinlge 10inch KTV Disco Occasion System with Ks10190902]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Agriculture Fertilizer Nitrogen 21% Ammonium Sulfate China Factory.Power Steel Grade Nitrogen 20.5% Industrial Ammonium Sulphate Chemical Fertilizer.21% Fertilizer Ammonium Sulphate Caprolactam Grade Crystalline, Montreal. 319 pp.         [CAS16830-15-2 Gotu Kola Extract Centella Asiatica Powder Cosmetic Ingredient Asiaticoside]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.White Extrusion Granular Ammonium Sulphate China Factory.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [3 Phase VFD Vector AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive]

Noakes, M. and Lanz, T. 1993.Granular Grade Ammonium Sulphate N20.5% Nitrogen Fertilizer.Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s, Carlton, victoria. 412 pp.         [Fast Ship 800W 1000W 1200W 60V 72V 20ah Battery Electric Motorcycle From China]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Tree Bark Peeling Machine]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.China Suppliers Alone Type Wraped Beam Disc Machenism Padlock.vol. 1.Dust Proof Steel Shackle Padlocks with Master Key, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Solar Power System Home 5kw off Grid Tied Solution]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Padlock-G38PDP.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Grade Uns N08330 Stainless Steel Rod]

Prasad, L. 1969.Breaker Lock.Padlock, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Filmfaced Plywood with High Quality and Cheap Price]

Urea Fertilizer/ Ammonium Sulfate with Steel Grade, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Alone Type Wraped Beam Leaves Iron Padlock .Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Diesel Engine Parts Fuel Injection Nozzle Dlla160s325n507]

Urea Fertilizer/ Ammonium Sulfate with Steel Grade, 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.         [2MP 1080P Waterproof IR Network CCTV IP Camera]

Urea Fertilizer/ Ammonium Sulfate with Steel Grade, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [WiFi Probe Type 2 in 1 Double Head Wireless Mini Color Doppler Ultrasound]

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.         [Industry Grade Ammonium Polyphosphate]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [25kw Electromagnetic Induction Heater for Tools Welding]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [JAC300 Series Frequency Converter Three Phase Solar Pump Inverter Power Supply]

USBM. 1987.Fuso Truck & Bus Turbo Td04 49377-03041 Me201258 for 4m40 Engine Mitsubishi Pajero,Gt1544s 454083-0001 1002829 Garrett Engine Turbo for Vw Passat-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [First Technology 4mm PCB Width COB LED Strip 300chips/M]

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.         [China Exwork Price Emla Cream Raw Materials Lidocaine Prilocaine Local Anesthetic Powder CAS: 1786-81-8]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Matt Food Packaging Child Proof Zipper Plastic Stand up Pouch Water &Air & Smelly Kraft Film Laminated Food&Tea&Coffee&Candy BagFood Packaging BagCorresponding author

Creative Commons LicenseÂAll the contents of this journal, except where otherwise noted, is licensed under aWaterproof Loudspeaker Wall Mounter 15inch Mq-15cp