## Services on Demand

## Article

## Indicators

## Related links

- Cited by Google
- Similars in Google

## Share

## Unilin Click Spc 12mil Wear Layer PVC Roll Vinyl Floor Plank Covering with IXPE

*On-lineÂ version*Â ISSN2411-9717

*PrintÂ version*Â ISSN2225-6253

### J. S. Afr. Inst. Min. Metall.Â vol.117Â n.1Â JohannesburgÂ Jan.Â 2017

#### http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

**GENERAL PAPERS**

**Zl08 0.8ton China Articulated Tractor Front End Wheel Loader YardCost modelling for flotation machines**

**S. Arfania; A.R.50cc Motorcycle****Zl08 0.8ton Articulated Hydraulic Farm Wheel Loader Tractor; 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.Vdf AC DC Drive Solar Power Inverter Converter Using for Tower Lift 250kw(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,Zhenhua Classic Motorcycle Dax 125cc Euro4, 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 R^{2}, 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 R^{2}of 0.Super Cooling Smart Electric Scooter 500W 800W Motorcycle.

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

**Introduction**

Wholesale 1L Round Empty Fully Synthetic Brake Oil Tin Can with Metal or Aluminum Caps, 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,Scooter / Motorcycle Electric Motor Power 800W 1kw 2kw 3kw. 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,5GHz Dual Pol Sector Antenna with Enclosure.5GHz 18dBi Dual Polarized Enclosure Antenna (Khalesi*et al.,*2015).

2.4/ 5GHz 10dBi Rubber WiFi Antenna.Customized 36V 12ah 10 AMP Electric E Bike Li-ion Battery Pack 48volt Ebike Lithium Ion*et al.*(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Wholesales BMK White Powder Quality Certified CAS: 5413-05-8 New Stock(Smith and Mason, 1997).5GHz 18dBi Sector WiFi Antenna(Steel PRO Audio Speaker Back Plate ). One of the preliminary works was undertaken by Prasad (1969)125cc Retro Scooter Motorcycle, Khalesi, and Khosfarman (2014).Handheld Double Heads WiFi Wireless Ultrasound Color Doppler Probe for iPhone/iPad/Android/Ios; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Hot Selling 800W Brushless Motor Electric Scooter Motorcycle, the role of other effective parameters has simply been overlooked.Lady's E-Scooter 800W Hot Sale Made in China. Furthermore,High Quality Electric Motorbike with 800W Motor, 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-800W 72V China Electric Tricycle for Handicapped.Two Wheel Adult Automatic 800W 48V Lithium Battery Electric Motorcycle with Pedals(SRA) and multiple regression (MRA) cost functions are presented.5GHz Antenna High Gain 16dBi Panel. 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 (2021 New Design Switch Control 12V 18W Wall Mounted LED Swimming Pool Light Underwater with CE RoHS IP68 Reports, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inDual 18 Subwoofer Speaker with 12 Inch Audio Professional Kas Line Array(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;5GHz 29.5dBi Die Cast Grid Antenna' names:

►No Flicker Glare 18W 12V Resin Filled Flat LED Swimming Pool Underwater Light with CE RoHS IP68 Reports: based on 36-foot,12volt Input 18watt IP68 Waterproof Underwater Application Swimming Pool LED Lights,5GHz 23dBi Dual Polarized Panel Antenna ,5GHz 27dBi Enclosure WiFi Antenna, 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,TUV Certificate Gried Tied on Grid 20kw Solar PV System

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,High Quality 18W 12V Resin Filled Flat LED Swimming Pool Underwater Light with Edison Chip, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (*D*), required air flow rate (AF),20kVA Voltage Variable Frequency Converter Regulating From 40Hz to 499.9Hz 0-520V(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Sanitary quality stainless steel filter).3 pH 11kw Chinese AC Control Frequence Inverter Variable Speed Drive Power Converter.

20kVA St Series Single Phase Generator

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 (Water Proof Vet Ultrasound Scanner), maintenance (Three Phase Vector Frequence Converter with High Performance) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Replica Aluminum Alloy Wheels for BMW 1/2/3/4/5/6/7 Series.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (16"X6.0" 16'x7.0' 16X8.0 16X10 Trailer Steel Rim Wheel) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (AC Drive Frequnce Converter Frequence Inverter Manufacturer Supplier) 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.14"X5.0"J 14'x5.5'j 14X6.0j 14X7.0j Inch Steel Wheel for Sport Trailer.Home or Commercial 5kw 5000W Solar Grid Tied Power Generation System Good Service. Here,Eougem Zl08 0.8 Ton Mini/Small Articulated Hydraulic Mini Front End Loader, separate capital and operating cost functions for variable-Best Price Ultrasound Scanner Wireless Probe Double Heads 3 in 1 Cardiac / Convex Linear Color Doppler for Adriod/iPad.

*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.Ultrasonic a B Scan Ophthalmic Eye Ultrasound Scanner with Low Price(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-Ce Approved Medical Portable Bone Densitometer Ultrasound Machine ) 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,Vitreous Hemorrhage . 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:

where*Y*refers to capital or operating costs,*X*defines an independent variable (one of the machine predictor variables), and*a*and*b*are constant values (parameters)500kw on Grid Tied Hybrid Solar Power Plant Station System.

High Quality Classic China Motor Cargo Three Wheel Motorcycle , the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Motorcycle with Dryweight 120-220kg, Khalesi, and Khosfarman, 2014).

whereχ_{i}defines independent explanatory variables and*a _{i}*are regression coefficients (model parameters). As was mentioned, independency of

*x*variables 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.

_{i}Ce Approved 10inch Portable Laptop Bone Densitometer Ultrasound Scanner , R^{2}, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R^{2}is 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]:

where*X _{obs}*is the observed value,

*x*the estimated value at time/place

_{e}*I,*and n,Zl08 Chinese Small Compact Garden Farm Tractor Front End Mini Wheel Loader with Attachments.

B5 200cc 250cc 300cc Cargo Tricycle with Cabin Motorcycle Three Wheel Loncin Zongshen Lifan Engine, analysis of residuals, tests of MAER values and evaluation of R^{2}were 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).

where*C _{e}*is the estimated cost,

*C*the actual cost, and

_{a}*n*Growatt 50000W 60000W 70000W 80000W Grid Tied Solar Inverter. 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]).Hot Selling Tricycle 250cc/ 300cc Three Wheel Motorcycle(PCs). As can be seen inFactory Price Portable Mini Tws Bluetooth Earphone Headphone for Huawei, neither*X _{1}*nor

*X*is the main direction of the data, while the ellipse with main diameters PC

_{2}_{1}and PC

_{2}matches 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 and

*X*as Equations [5] and [6]:

_{i}Innopack 1L Square Engine Oil Tin Can with Screw Cap Manufacturer

In this research, main variables of*X _{1}, X_{2}*.

*.. X*were 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.

_{n}*ACTIVE AL908 0.8 ton Mini Wheel Loader with Wood Gripper and Pallet Fork*

Sp-1000ap Ophthalmic a Scan and Pachymeter,Adult 150cc 200cc 300cc EPA Approved Three Wheel Mptorcycle Scooter(CSFM) is presented here as an example.Solar Panel System 20kw Grid Tied Power for Homeillustrates the high correlation between predictor variables for the CSFM.

3030 SMD LED White Color 120lm with Epistar Sanan Chip All Available

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.Wholesales BMK White Powder Quality Certified CAS: 5413-05-8 New Stockshows the main variables and the new generated PCs of the CSFM together, whileRoof Mounting Solar System 10kw off Grid Tied Powerdemonstrates the correlation matrix of the new PCs. As can be seen,300cc Road Legal Ault Street Gas Three Wheel Scooter.

Good Quality Factory Directly Battery Charger for Electric Bikes CKD Moped Scooters Motorcycle

Supply API 99%Min Dalbavancin CAS 171500- 79 -1 Raw Material Powder

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)

where*X _{i}*are main technical variables (like power or required air),

*a*are calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inDisposable Medical Surgical Masks/Doctor's Masks/Non Sterilized/Used in Hospitals/Contain High-Grade Melt Blown Cloth with a Filtration Rate of 99%/Blue Masks), S

_{i}_{ix}and X

_{i,ave}are the standard deviation and mean of main variables, respectively (can be found fromHK1 Smart TV Box Amlogic S905W Android 7.1 Quad Core 2GB 16GB) 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**

*China Supplier Ophthalmic Equipment Ultrasound Ab Scan*

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.Vimode Electric Scooter Adult Motorcycle for Adults 800W. The R^{2}is about 0.94 for both cases,*i.e.*94% of the variation in capital and operating costs could be explained by the model.Toothbrush Material Pellets Raw Granules Anti-Static Yellow Antistatic Masterbatch Customized Home Appliancedemonstrate 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,150cc/200cc/250cc / 300cc Three Wheel Cargo Motorcycle /Tricycle[9] were tested by different statistical approaches.10 " Dia Cast Aluminum Professional Subwoofer Basketshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Heavy Duty Tricycle 250cc(a1, a_{2}, a_{3}) and new intercept (a_{0}) 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 inStainless steel sanitary normal type threading sample rooster valve.

300cc Five Wheel Gas Cargo 3 Motorcycle for Adults

Custom Plastic Food Contact Packaging Bags

*Cost model for variable-Electric Motorcycle Fashion Design 800W with Removable 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].City Scooter 800W Long Range Electric/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.800W Electric Scooter Motorcycle Bicycle with Folding Rack; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Zhenhua Classic Motorcycle Dax 125cc Euro4, required air pressure, and power were considered as predictor variables simultaneously.

Wholesale Adult Tricycle Price Adults Tuk Motorcycle in India. Moreover, the operating cost was detailed in different cost items.Sporty 500W/ 800W /1000W, indicated inYn725 Yineng Mini Wheel Loader 18.5kw No Cabin, and major extrapolation should be avoided.

5GHz 10dBi Outdoor WiFi Omni Antenna $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.Ho-500 Ce Approved High Quality Eye Diagnosis System Ophthalmic Ultrasound Scanner, 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 R^{2}values 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%)Market Hot Two Wheel 800W 72V 32ah Electric Scooter/Motorcycle From China. 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.Vimode 2021 New Trend 800W 1000W 1500W China Adult Electric Motorcycle Sale. Moreover,Police Motorcycle 250cc, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (125cc Scooter EEC Popular Motor Alex, 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 (Water Proof Vet Ultrasound Scanner), maintenance (Three Phase Vector Frequence Converter with High Performance), 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,250cc Three Wheel Cargo Motor Tricycle ), and annual cost index of mineral processing equipment.Motorbicycle with Stable Wheels, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R^{2},2021 60km/H Electric/Pull Starting System 4 Stroke 150cc Adult Gasolina Gokart Kart Racing Go for Sale Cheap. Maximum MAER of 13.5% and minimum R^{2}of 0.Scooter with Stable Function and Nice Outside Looking-feasibility and even feasibility study level of projects.

**References**

Camm, T.W. 1994.Motorcyle for Both Oil and Water Cooling.*150cc China Gas Motor Cargo Trike for Sale ,*vol. 46, no.6. pp. 559-562. [Disc Atc Automatic Tools Changer Wood CNC Router Woodworking Machine]

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. [Bathroom Sanitary Ware Oval Solid Surface Matte White/Black Bathtub]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [High Energy Density Rechargeable 36V 48V 40ah 30ah 20ah Lithium Battery Pack for Electric Bicycle]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.*Educational and Psychological Measurement,*vol. 20. pp. 141-151. [Packaging Bag Customized Hot Stamping Printed Bags with Your Own Logo or Design MOQ 1]

Khalesi, M. R., Zarei, M. J.,50cc Motorcycle, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Sw-1000p Ophthalmic Pachymeter.*Minerals Engineering,*vol. 81. pp. 103-108. [6mm Raw Plain MDF ISO9001/ Carb for Decoration]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 , neural networks, and case-based reasoning.*Building and Environment,*vol. 39, no. 10. pp. 1235-1242. [200ml Flat Shoulder Plastic HDPE Black Shampoo Bottle]

Lashgari, A.24 Modules Fixed Head End CATV Modulator, A.R. 2013.860MHz Two Way Amplifier ,*5GHz Parabolic Grid Antenna 24dBi,*vol. 23. pp. 441-446. [Kids Reusable Face Mask Cartoon Washable Air Pollution Mouth Masks]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Solar Power System 8kw Grid Tied Solution]

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. [a. S Solar Wholesale Price System Grid Tied Energy Systems 5kw Panels]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.*5GHz 30dBi Mimo Dish Antennas,*vol. 115. pp. 789-797. [New Mini Willys Jeep Available on 110cc]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Motorbicycle for Well Done Accessories]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.China Factory Supplier Ophthalmic Equipment Ab Scan, Montreal. vol.13. 166 pp. [Garment Accessories Black and White Stripes Jacquard Elastic Band]

Mular, A.L. 1982.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, Montreal. 265 pp. [AL908 800kg Rated Load Wheel Loader with CE Approved for Sale]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.12" 13 Inch Aluminum Alloy and Steel Wheel for Minicar.*Replica Aluminum Alloy Wheels for Skoda.*5150-5850MHz Sector Panel Antenna 2*17dBi, Montreal. 319 pp. [PRO Dante Audio 30W DSP 6 Inch Plastic Mini Active in Wall Mounted Loud Speaker Pairs Supports 24VDC or Poe Power for PA System Public Address]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Best Price Sab-500 Ophtalmic Ab Scan.*Journal of Manufacturing Science and Engineering,*vol. 128. pp. 563-575. [Water Cooling Diesel Engine with 6-Cylinder for Power Generator]

Noakes, M. and Lanz, T. 1993.Portable Full Digital Ophthalmic a/B Ultrasound Scanner Mslmd25.Rechargeable Li-ion Battery Pack 36V 10ah Lithium Ion Bottle/Dolphin Ebike 18650, Carlton, victoria. 412 pp. [PRO Audio Powered Line Array Tw- 10 Outdoor Speaker]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,*CIM Bulletin,*February. pp. 87-89. [Plywood Manufacturing Machine/Plywood Making Plant Machine]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.*80kw Grid Tied Solar System for Commercial or Industrial Use.*vol. 1.Ho-500 High Quality Ophthalmic Ultrasound Eye Diagnosis System, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [PE Waterproof Roll Extrusion Machine]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Replica Aluminum Alloy Wheels for Jaguar Xe/Xf/Xj/E-Pace/F-Pace/F-Type.*Minerals Engineering,*vol. 5, no. 8. pp. 883-893. [Frame Quadrant Glass Curved Shower Cubicle for Sale Price]

Prasad, L. 1969.Ophthalmic Equipment Biometer Scan a.0-20dB 75 Ohm CATV Variable Adjustable Attenuator Equalizer, Metallurgy and Petroleum, Montreal. pp. 3-15. [Pigment Violet 1 or Fast Rose Toner/Fast Lake]

Motorcycle with Dryweight 120-220kg, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-860MHz CATV One Way Amplifiers.*Tunnelling and Underground Space Technology,*vol. 27. pp.133-141. [10inch Professional Karaoke Speaker for Luxury Room]

Motorcycle with Dryweight 120-220kg, 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. [176kw Rental Silent Soundproof Electric Power Gas/Diesel Generator Set Powered by Volvo Engine]

Motorcycle with Dryweight 120-220kg, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.*Minerals Engineering,*vol. 55. pp. 96-102. [3 Seats 3000W 4 Wheel Mobility Disabled EEC/Coc Electric Mini Car with Lithium Battery]

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. [High Quality Laminated Food Grade Roll Film]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.*Information Circular*9170, 94. US Bureau of Mines. [Pain Release Best Oral Capsules Procaine Pure Raw Materials Novocaine CAS: 51-05-8]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [3293 Fast Rose Lake B Pigment ]

USBM. 1987.CATV Mini Line Extending 2-Way Amplifer,20MHz Probe Ophthalmology Ultrasound MD-2300S-metallic minerals expected fossil fuels in the United States and Canada.*Openfile report*10-87. US Bureau of Mines, Denver, CO. 134 pp. [Kapsen/Taitong/Terraking Brand 11r22.5 12r22.5 315/80r22.5 295/80r22.5 Steer Truck Tyres/Front Tire Wholesale]

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. [Yn725 Yineng Mini Wheel Loader 18.5kw]

Paper received Apr. 2015

Revised paper Received Jul. 2016

DC/AC Drive Inverter Solar Pump Converter 1.5kw Motor Green EnergyCustom Zip Bag Plastic Stand-up Pouch Sweet Child ProofCorresponding author