Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Crane Hook Block G80 Swivel with Bearing
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
300cc Five Wheel Gas Cargo 3 Motorcycle for Adults Cost modelling for flotation machines
S. Arfania; A.R.16"X6.0" 16'x7.0' 16X8.0 16X10 Trailer Steel Rim WheelCustom Plastic Food Contact Packaging Bags; 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.AC Drive Frequnce Converter Frequence Inverter Manufacturer Supplier(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,14"X5.0"J 14'x5.5'j 14X6.0j 14X7.0j Inch Steel Wheel for Sport Trailer, 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.Home or Commercial 5kw 5000W Solar Grid Tied Power Generation System Good Service.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Eougem Zl08 0.8 Ton Mini/Small Articulated Hydraulic Mini Front End Loader, 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,Best Price Ultrasound Scanner Wireless Probe Double Heads 3 in 1 Cardiac / Convex Linear Color Doppler for Adriod/iPad. 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,Ultrasonic a B Scan Ophthalmic Eye Ultrasound Scanner with Low Price.Ce Approved Medical Portable Bone Densitometer Ultrasound Machine (Khalesiet al.,2015).
Vitreous Hemorrhage .500kw on Grid Tied Hybrid Solar Power Plant Station Systemet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 5.180- 5.825 GHz Qualcomm Atheros Qca9994 Wle1216V5-20 I-Temp 5.8GHz 44 Mu-MIMO 802.11AC Wave 2 80+80MHz Mini WiFi Module Card(Smith and Mason, 1997).High Quality Classic China Motor Cargo Three Wheel Motorcycle (Yn725 Yineng Mini Wheel Loader 18.5kw No Cabin). One of the preliminary works was undertaken by Prasad (1969)Motorcycle with Dryweight 120-220kg, Khalesi, and Khosfarman (2014).Ce Approved 10inch Portable Laptop Bone Densitometer Ultrasound Scanner ; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Zl08 Chinese Small Compact Garden Farm Tractor Front End Mini Wheel Loader with Attachments, the role of other effective parameters has simply been overlooked.B5 200cc 250cc 300cc Cargo Tricycle with Cabin Motorcycle Three Wheel Loncin Zongshen Lifan Engine. Furthermore,Growatt 50000W 60000W 70000W 80000W Grid Tied Solar Inverter, 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 Selling Tricycle 250cc/ 300cc Three Wheel Motorcycle.ACTIVE AL908 0.8 ton Mini Wheel Loader with Wood Gripper and Pallet Fork(SRA) and multiple regression (MRA) cost functions are presented.Sp-1000ap Ophthalmic a Scan and Pachymeter. 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 (Adult 150cc 200cc 300cc EPA Approved Three Wheel Mptorcycle Scooter, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inDisc Atc Automatic Tools Changer Wood CNC Router Woodworking Machine(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;300cc Road Legal Ault Street Gas Three Wheel Scooter' names:
►China Supplier Ophthalmic Equipment Ultrasound Ab Scan: based on 36-foot,Vimode Electric Scooter Adult Motorcycle for Adults 800W,150cc/200cc/250cc / 300cc Three Wheel Cargo Motorcycle /Tricycle,Heavy Duty Tricycle 250cc, 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,Electric Motorcycle Fashion Design 800W with Removable Battery
►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,City Scooter 800W Long Range Electric, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),800W Electric Scooter Motorcycle Bicycle with Folding Rack(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Hoozhu D12 CREE LED Diving Light with Max 1000lm Waterproof 100m).Wholesale Adult Tricycle Price Adults Tuk Motorcycle in India.
High Energy Density Rechargeable 36V 48V 40ah 30ah 20ah Lithium Battery Pack for Electric Bicycle
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 (Sporty 500W/ 800W /1000W), maintenance (5GHz 10dBi Outdoor WiFi Omni Antenna ) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Ho-500 Ce Approved High Quality Eye Diagnosis System Ophthalmic Ultrasound Scanner.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Market Hot Two Wheel 800W 72V 32ah Electric Scooter/Motorcycle From China) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Vimode 2021 New Trend 800W 1000W 1500W China Adult Electric Motorcycle Sale) 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.Police Motorcycle 250cc.125cc Scooter EEC Popular Motor Alex. Here,250cc Three Wheel Cargo Motor Tricycle , separate capital and operating cost functions for variable-Motorbicycle with Stable Wheels.
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.2021 60km/H Electric/Pull Starting System 4 Stroke 150cc Adult Gasolina Gokart Kart Racing Go for Sale Cheap(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-Scooter with Stable Function and Nice Outside Looking) 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,Motorcyle for Both Oil and Water Cooling. 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)150cc China Gas Motor Cargo Trike for Sale .
Sw-1000p Ophthalmic Pachymeter, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 , 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.
24 Modules Fixed Head End CATV Modulator, 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,860MHz Two Way Amplifier .
5GHz Parabolic Grid Antenna 24dBi, 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, andn5GHz 30dBi Mimo Dish Antennas. 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]).China Factory Supplier Ophthalmic Equipment Ab Scan(PCs). As can be seen inPackaging Bag Customized Hot Stamping Printed Bags with Your Own Logo or Design MOQ 1, 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]:
6mm Raw Plain MDF ISO9001/ Carb for Decoration
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.
Internal 2.4GHz/ 5GHz Antenna/TV Antenna/Stainless Steel with Rg1.13 Dual-Band Antenna
24 Channels Fixed Modulator,5150-5850MHz Sector Panel Antenna 2*17dBi(CSFM) is presented here as an example.200ml Flat Shoulder Plastic HDPE Black Shampoo Bottleillustrates the high correlation between predictor variables for the CSFM.
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.Solar Power System 8kw Grid Tied Solutionshows the main variables and the new generated PCs of the CSFM together, whilea. S Solar Wholesale Price System Grid Tied Energy Systems 5kw Panelsdemonstrates the correlation matrix of the new PCs. As can be seen,12" 13 Inch Aluminum Alloy and Steel Wheel for Minicar.
New Mini Willys Jeep Available on 110cc
Motorbicycle for Well Done Accessories
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 in30W CO2 Laser Printer/Laser Marking Machine/CO2 Printer for Food/Daily Cleaning Supplies Packaging), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromAL908 800kg Rated Load Wheel Loader with CE Approved for Sale) 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.
Results and discussion
Replica Aluminum Alloy Wheels for Skoda
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.Best Price Sab-500 Ophtalmic Ab Scan. 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.Water Cooling Diesel Engine with 6-Cylinder for Power Generatordemonstrate 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,Portable Full Digital Ophthalmic a/B Ultrasound Scanner Mslmd25[9] were tested by different statistical approaches.PRO Audio Powered Line Array Tw- 10 Outdoor Speakershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Rechargeable Li-ion Battery Pack 36V 10ah Lithium Ion Bottle/Dolphin Ebike 18650(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 inQuartz Sheets for Countertop and Decoration.
PE Waterproof Roll Extrusion Machine
Frame Quadrant Glass Curved Shower Cubicle for Sale Price
Cost model for variable-80kw Grid Tied Solar System for Commercial or Industrial Use
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].Ho-500 High Quality Ophthalmic Ultrasound Eye Diagnosis System/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.Replica Aluminum Alloy Wheels for Jaguar Xe/Xf/Xj/E-Pace/F-Pace/F-Type; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,14"X5.0"J 14'x5.5'j 14X6.0j 14X7.0j Inch Steel Wheel for Sport Trailer, required air pressure, and power were considered as predictor variables simultaneously.
Ophthalmic Equipment Biometer Scan a. Moreover, the operating cost was detailed in different cost items.0-20dB 75 Ohm CATV Variable Adjustable Attenuator Equalizer, indicated inPigment Violet 1 or Fast Rose Toner/Fast Lake, and major extrapolation should be avoided.
860MHz CATV One Way Amplifiers$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.CATV Mini Line Extending 2-Way Amplifer, 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%)20MHz Probe Ophthalmology Ultrasound MD-2300S. 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.860MHz Two Way Amplifier . Moreover,Safe 24V 48V 50ah 100ah Electric Motorcycle Lithium Battery Pack with Deep Cycle, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Ophthalmic a Scan Portable Handheld Biometer, 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 (Sporty 500W/ 800W /1000W), maintenance (5GHz 10dBi Outdoor WiFi Omni Antenna ), 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,Ebike Battery Pack Li-ion 36V 10ah Lithium for Electric Scooter with Long Cycle Life), and annual cost index of mineral processing equipment.Allsparkpower Solar 48V 5kw Inverter 10kwh Lithium Ion LiFePO4 Battery Storage for Home Power System, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,500W Air-Cooled Wide Band UHF Digital TV Transmitter DTV. Maximum MAER of 13.5% and minimum R2of 0.10kw Cheap Solar Panels Complete Grid Tied System-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.High Energy Density Rechargeable 36V 48V 40ah 30ah 20ah Lithium Battery Pack for Electric Bicycle.Home Solar Energy Storage System 3.2V Battery Bank LiFePO4 100ah 50ah 20ah 10ah Lithium Pack,vol. 46, no.6. pp. 559-562. [10inch Professional Karaoke Speaker for Luxury Room]
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. [Moderate Glossy Micro Embossed PU Synthetic Leather for Bag Shoe Material]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [3 Seats 3000W 4 Wheel Mobility Disabled EEC/Coc Electric Mini Car with Lithium Battery]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [High Quality Laminated Food Grade Roll Film]
Khalesi, M. R., Zarei, M. J.,16"X6.0" 16'x7.0' 16X8.0 16X10 Trailer Steel Rim Wheel, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-1380 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System.Minerals Engineering,vol. 81. pp. 103-108. [Pain Release Best Oral Capsules Procaine Pure Raw Materials Novocaine CAS: 51-05-8]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Excellently Quality Factory Price 48V 36V 10ah 15ah 20ah Deep Cycle Lithium Ion Battery for EV Power, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [3293 Fast Rose Lake B Pigment ]
Lashgari, A.72V 20ah 30ah 40ah 3000W Lithium/E-Scooter/Tricycle/Motorcycle Battery with 5A Charger, A.R. 2013.China 800kg Mini Articulated Front End Wheel Loader Cm908 with Parts for Sale in Dubai,Everun Er08 CE Wheel Loader with Standard Bucket for Sale,vol. 23. pp. 441-446. [500ml Hand Liquid Soap Mint]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Yn725 Yineng Mini Wheel Loader 18.5kw]
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. [DC/AC Drive Inverter Solar Pump Converter 1.5kw Motor Green Energy]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.China Cpm Zl08 Mini Wheel Loaders with Price List for Sale,vol. 115. pp. 789-797. [Custom Zip Bag Plastic Stand-up Pouch Sweet Child Proof]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Replica Aluminum Alloy Wheels for BMW X1/X2/X3/X4/X5/X6 Series]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Wholesale Factory 12V 200ah Lithium Ion LiFePO4 Battery 24V, Montreal. vol.13. 166 pp. [Wholesale White DC Constant Voltage 12V 5A Power Adapter for Massager]
Mular, A.L. 1982.Loader.18watt IP68 AC Resin Filled Wall Mounted Waterproof LED Pool Light.Samll EPA 0.8ton Tractor Loader, Montreal. 265 pp. [Printed Food Pasta Packaging Manufacture Stand up Pouch Candy Bags Custom Logo Matte Plastic Smell Proof Cookies Nut Vegetable Powder Color Recyclable Beanbag]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Closed Motorized China Cargo Tricycle with Box .Covered Tricycle Carriage Closed Cargo Box.Samll EPA 0.8ton Tractor Loader, Montreal. 319 pp. [China Reliable Supplier Portable Cement Silo Dust Collector]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Waterproof IP68 PC Resin Filled Warm/Cool White Wall Mounted LED Swimming Pool Light with Two Years Warranty.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Certificated Chinese Factory City Used Autos New 4 Wheels SUV Solar Electric Car and Vehicle]
Noakes, M. and Lanz, T. 1993.0.8 Ton Garden Samll Loader 800kg Mini Front End 8 7 6 5 4 3.5 3 2.5 2 1.5 1 Wheel.Metal Packing Chemical Round Tin Can, Carlton, victoria. 412 pp. [Everun 2021 Brand Ce Certificated Er08 Small Construction Machinery Wheel Loader with Snow Blade]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [High Wearability Cemented Carbide Heading Dies]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.1 Liter Cans for Curing Agent.vol. 1.Cone Top 1 Liter Glue Usage Tin Can, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [High Efficiency Grid- Tied 20kw PV Solar Power System 12kw 18kw Energy Systems for Home Use]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:High Quality 1.2ton Loading Compact Loader Hr912 with Snow Bucket.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Plastic PVC|PE|PP|PPR|Agriculture Water|Gas|Irrigation Pipe|Faux Marble Sheet|Foam Board Floor|Roofing Tile|Extruder|Extrusion Making Machine Production Line]
Prasad, L. 1969.Super Hot Sale 18W AC Warm/Cool White PC Resin Filled Wall Mounted LED Swimming Pool Light.PC Epoxy Resin Filled Wall Mounted 12V AC 18W RGB Pool Light IP68 with Two Years Warranty, Metallurgy and Petroleum, Montreal. pp. 3-15. [Best Price Bulk Powder Retinyl Palmitate 79 -81-2]
Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 , A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-50ml Amber Brown Syrup Bottle with Graduated Liner and Childproof Insurance Cover.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [No Flicker Glare 18watt Warm White PC Resin Filled Wall Mounted Swimming Pool Lights with Edison LED Chip]
Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 , 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. [Best Selling Hot Products Natural Hair Growth Serum]
Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 , A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [IP68 Glass 12V PAR56 LED Underwater Swimming Pool Light for Fountain]
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. [Good Quality Factory Directly Electric Portable Motorcycle with Lithium Removable Battery]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Cosmetic Pearlescent Pigments Chameleon Color Travel T8637n Multicolor Metal Effect]
USBM. 1987.200ml Flat Shoulder Plastic HDPE Black Shampoo Bottle,Tricycle with Wagon 3 Wheel Motorcycle Box-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Jkmd Series Multi-Rope Friction Mining Hoist]
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. [Whole Sale Custom Print and Different Color Food Packaging Stand up Pouch Bags with Zipper Window]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Good Quality Pine Wood Core Block Board with Okume FilmIndustry Floodlight LED Stadium Light 150W 200W 250W 300W 400W 500W 600W 800W 1000W Flood for Outdoor Square Building Landscape Tennis Court LightingCorresponding author