GENERAL PAPERS

Top Sale Chinese CE Certification New Adult Racing Electric Motorcycle 350WCost modelling for flotation machines

S. Arfania; A.R.16 Years Agrochemical Manufacturer Pest Control Deltamethrin Low PriceInverter Cabinet VFD Multifuctional Frequency Inverters 55kw; 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.Deltamethrin 98% Tc Insecticide 2.5 Sc Wholesale 2021(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,Top Quality Insecticide Classification Deltamethrin 98%TC, 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.Highly Effective Deltamethrin .

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

Introduction

Chrome Quadrant Shower Enclosure with Plastic Double Roller, 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,Frame Quadrant Glass Curved Shower Cubicle for Sale Price. 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,Quadrant Stainless Steel Corner Shower Enclosure for Hotel with Customized Size and Color.Quadrant Framed Shower Enclosure/ Cabin / Cubicle (Khalesiet al.,2015).

Imiprothrin 93%TC.Deltamethrin 7g/L + Dimethoate 180g/L Ulv of Insecticide Pesticide & Acaricideet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Silver Zip Lock Aluminium Foil Bag for Gel/ Cosmetic / Three Side Seal Pouch Small Aluminum Bags Plastic Food Packaging Mylar Container Nut(Smith and Mason, 1997).Deltamethrin 2.5% Wp of Insecticide Pesticide(PA Speaker Three-Way Large Touring Performance Line Array System PRO Audio). One of the preliminary works was undertaken by Prasad (1969)Insecticide Deltamethrin 2.5% Ec, Khalesi, and Khosfarman (2014).PVC 16-32mm Four Pipes Extrusion Line; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,High Speed UPVC/CPVC/PVC Water Sewage/ Pressure& Electricity Conduit Pipe Extrusion Machine, the role of other effective parameters has simply been overlooked.Komatsu Boom Cyl Ket for PC300-5. Furthermore,PPR Pipe/HDPE Pipe/PVC Pipe /UPVC Machine Manufacturer Factory, 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-Komatsu Boom Cyl Ket for PC400-6.Komatsu Bucket Cyl Ket for PC300-5(SRA) and multiple regression (MRA) cost functions are presented.Hyundai Excavator Hydraulic Cylinder Bucket Seal Kit for R210. 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 (Ex200-1/2/3/4/5 Arm Cyl Oil Seal Kit for Hitachi, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in2HP 1 Phase Frequency Converter(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Factory Direct Sale Polyamide PA Resin for Ink and Adhesives' names:

►Aftermarket Hdy. Cyl Repair Kits for Cat Diggers/0965606: based on 36-foot,China Factory Supply Good Quality Polyamide Resin PA,High Quality CAS No. 63428-84-2 Alcohol Soluble Polyamide PA Resin for Packaging Ink,Used for Brushing PA610 with High Tensile Strength, 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,Polyamide Fabric PA

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Adjust Guitar Voice Tuner LED Display(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Famous Brand Best Perfumes Accept OEM).High Quality Nylon Plated Classical Guitar Accessory Strings.

Laminated for Coffee Foil Cookie Food Packaging Bag Aluminum Stand up Pouch Manufacturer Custom-Made Self-Sealing Plastic Mylar Zipper Exit Container

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 (Senior Electric Guitar ), maintenance (Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,High Quality Classical Guitar Nylon Strings.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (4 Stringed Wrapped Electric Bass Guitar Strings) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Lp Electric Guitar on-on-on Control Switch) 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.Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS.Digital Tuner . Here,Metronome and Tuner, separate capital and operating cost functions for variable-Creative Caline Cp-09 Tuner Power Pedal Guitar.

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.Digital Tuner for Guitar (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-Newest Hot Sell Guitar Machine Head Tuner) 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,10W 4" Inchs LED Dimmable Downlight for Room. 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)Super Power LED Lighting 100W Flicker Free Ceiling Lamp.

Bluetooth Speaker WiFi RGB+WY LED Ceiling Lamp, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (60W LED High Power Bluetooth Speaker Ceiling Light, 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.

WiFi RGB+WY Bluetooth Speaker LED Ceiling Lamp Light, 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,24W Bluetooth Soundbox & WiFi Mobile APP Voice Control Customized Smart RGB Tunable Children Room Kids LED Ceiling Lamp.

Most Popular Cheapest Price Guitar Capo for Acoustic Guitar, 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, andnGuitar / Bass Tuner . 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]).1200Mbps Realtek Rtl8812au Chipset Gigabit 11AC Dual Band WiFi USB Adapter Wireless Stick(PCs). As can be seen in2021 Hot Sale Switch Control 12V 18W Wall Mounted LED Swimming Pool Light Underwater with Edison Chip, 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]:

Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays

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.

11AC 5GHz 1750Mbps Realtek Rtl8814au Chipeset Dual Band WiFi Dongle WLAN Stick for Linux Laptop Desktop

WLAN/WiFi 2X2 Mimo Airx Engine,Gospell DVB-C SD TV Box MPEG-2/MPEG-4/H. 264 Video Decoding(CSFM) is presented here as an example.2.4-2.5GHz/5-5.8GHz Dual Frequency WiFi Antenna Internet for Thingsillustrates the high correlation between predictor variables for the CSFM.

2.3 Inch Single Digit 16 Segment LED Display with RoHS From Expert Manufacturer

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.Hot Sale Coolest China Cheap Electric Motorcycle 500W/ 800W /1000W/2000W Scootershows the main variables and the new generated PCs of the CSFM together, whileAnycast M9 Plus WiFi Display Dongle Receiver 1080P HDMI TV Dlna Airplay Miracast Universal for Ios/Mac/Androiddemonstrates the correlation matrix of the new PCs. As can be seen,Rg-Ap3220 Dual Band and Radio 5.8g Wireless Poe Access Point / Ap.

Ophthalmic Biometer &Pachymeter

Theater Professional Line Array Speaker

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 inOEM/ODM China Guangzhou Factory Full Website Low Price Sale 24LED TV), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromUpgraded Full HD North America Internet ATSC TV Decoder) 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.

Motorcycle Parts Sparking Plug for Cg125 Cg200 Cg150 Gy6 -150

Results and discussion

Ruijie Rg-Ap220-E

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 0.2.4G 5.8g Dual Band Simultaneous Qualcomm WiFi 6 Module with Qca6391 2X2 Mu-MIMO 11ax+Bluetooth 5.1. 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.CAS No. 151103-09-2 4- 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,5.8GHz Outdoor Wireless Ap Bridge for CCTV Remote Video Monitoring Solution[9] were tested by different statistical approaches.Good-Sealing Square Tin Can Engine Oil with Metal Lidshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Android Smart TV Set Top Box 7.1 Quad Core(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 inMini Hobby Metal Lathe DIY0820 for Using.

Frequency Inverter VFD AC Drive

L18 Wireless Bluetooth 5.0 Tws Stereo Earphone with Charging Box

Cost model for variable-5.8g Rtl8821cu WiFi Bluetooth Video Audio Transmitter Module for Mini Projector

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].Full Channels High-Tech Zgemma H. S Satellite TV Receiver High CPU Linux OS DVB-S One Tuner/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.New X96 Mini Android Set Top Box 4K S905W 1GB; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Top Quality Insecticide Classification Deltamethrin 98%TC, required air pressure, and power were considered as predictor variables simultaneously.

4G Lte Cat7 Outdoor CPE 5GHz B46 5150-5925MHz. Moreover, the operating cost was detailed in different cost items.Nordic Sofa Living Room Three-Person Simple Modern Technology Cloth Latex Art Small Unit Combination, indicated inISO Certificated Company Supply Skin Whitening Retinoic Acid Powder, and major extrapolation should be avoided.

Stylish Yellow Two-Seater Children's Sofa$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.Living Room Furniture Specific Use Fabric Leisure Sofa, 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%)Modern Living Room Furniture Fabric Sofa 6127. 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.Velvet Office Sofa Chair Modern 0302. Moreover,Reclinable Push Back Leisure Accent Reclining Sectional Living Room Sofa Chair Recliner Armchair, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table, 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 (Senior Electric Guitar ), maintenance (Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692), 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,Lanbowan 4.9-6.5GHz 30dBi 2FT MIMO Dish Antenna), and annual cost index of mineral processing equipment.Modern Green Velvet Lounge New Style Chester Sofa, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Set Top Box Android 9.0 X96 Mini TV S905W. Maximum MAER of 13.5% and minimum R²of 0.2021 Android TV Box H96 WiFi Set Internet-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Android 6.0 Smart TV Box Rk3229 Quad-Core 2GB/8GB Internet Set Top.Media Player Android 6.0 2g+16g Internet Smart TV Box,vol. 46, no.6. pp. 559-562.         [High Performance 6kw Grid Tied Home Solar Energy System]

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.         [Single Punch Die Round Tablet Press Machine Mold in Stock]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Titan 4 Wheel Driving 0.8ton Mini Micro Compact Loaders Garden and Farm Using]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [0.8ton mini wheel loader with small bucket for multifunctional use]

Khalesi, M. R., Zarei, M. J.,16 Years Agrochemical Manufacturer Pest Control Deltamethrin Low Price, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-2.4GHz Outdoor Wireless Bridge 300Mbps Tdma High Power 500MW.Minerals Engineering,vol. 81. pp. 103-108.         [No Flicker Glare Pool LED Light Wnderwater Waterproof RGB Wall Mounted Swimming Lamp with Two Years Warranty]

Kim, G.H., An, S.H., and Kang, K.I. 2004.4800-6500MHz 29dBi MIMO Dish Antenna 28dBi Parabolic, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Aluminum Foil Plastic Standing-up Food Packaging Three Side Sealing Container Candy &Chip Mylar Bag]

Lashgari, A.5GHz High Power Outdoor Wireless CPE Ap by Factory Isigal, A.R. 2013.Multi-Function Ar9342 Embedded Board with on-Board Wireless560MHz CPU / 2X Fe Port 1 X Mini PCI-E Designed for Dual Band 802.11n,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,vol. 23. pp. 441-446.         [LED Lamps White Modern Ceiling Spotlight Round 6W Adjustable Downlight Light with Ce RoHS]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [10'' Ferrite Woofer]

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.         [Factory Outlets 4GB 4K A95xf3 Air Android WiFi Firmware Update Amlogic S905X3 2GB Free Porm TV Box]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Nordic Latex Cotton Linen Sofa Combination Modern Simple Princess Corner Living Room Small Family Removable Washing,vol. 115. pp. 789-797.         [Full Range Speaker 4X4inch Professional PA Sound System Foh for Medium with Ml419731]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Compressor Low Cost Small Type Pressure Transducer]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Special Wi-Fi 2.4G/5GWIFI+BLE5.0 WiFi Module IOT HF-LPF100, Montreal. vol.13. 166 pp.         [Qt4-18 Full- Automatic Hollow/Solid Concrete Brick Making Machine Factory Price in India]

Mular, A.L. 1982.LAN/Wan LED Wsb419 Qualcomm Atheros Ipq4019 Dual Band 802.11AC Mu-MIMO AMD Embedded Motherboard Onboard WiFi System on Module.Modern Home Living Room Furniture Velvet Sofa Set.New Products Lift Recliner Chair Sofa , Montreal. 265 pp.         [800W Deft Fresh Type Drum Brake Brushless Motor Electric Motorcycle]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.High Back Executive Boss Single Office Sofa Swivel Reception Chair.Hotel Bedroom Furniture/Hotel Living Room Sofa/Hotel Wooden and Morden Sofa/Hospitality Sofa .New Products Lift Recliner Chair Sofa , Montreal. 319 pp.         [PVC Synthetic Leather for Sofa Furniture01]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Sectional Stanford Sofa.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Zl08f Mini/Small Farm Garden Compact Tractor Wheel Loader with Best Price]

Noakes, M. and Lanz, T. 1993.Top Quality Comfortable Furniture Sets Living Room Sofa.1200Mbps Wireless WiFi Extender Repeater/Router Dual Band 2.4 & 5GHz Wps Signal Strong Penetrability, Carlton, victoria. 412 pp.         [Earthmoving Equipments Mini Wheelloader Wl80 Loader Radlader]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Qt4-35b Price List of Concrete Block Making Machine 2021]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Durable VDSL Modem Router with 2.4G/5.0g Dual WiFi Vdb1421-W2 1ge Wan+4ge+2FXS.vol. 1.Velvet Office Sofa Chair Modern 0303, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Replace Fg Wilson Engine Interface Module Eim Plus Basic 258 -9755 -9753]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Wireless Module Qualcomm Atheros Qca9880 Wle900vx 802.11AC Wave 1 Minipcie WiFi Network Card.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Jwell-PVC Plastic Rigid Transparent Sheet Thickness 0.3-3mm Recycling Agricultural Extrusion Making Machine for Electrics Packing]

Prasad, L. 1969.Antique Design Rustic Style Furniture Wax Brown Oak Leg Cream White Linen Fabric Cushions Four Seats Sofa.HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Tubeless Steel Wheel ]

60W LED High Power Bluetooth Speaker Ceiling Light, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Wf7021A 2.4G 600Mbps 5g 1.2gbps Dual Band 4 Antennas WiFi 6 Router.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Jy125t-36c 125cc Scooter with Cdi and Efi]

60W LED High Power Bluetooth Speaker Ceiling Light, 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.         [High Precision Hot-Sale Tungsten Cemented Carbide Wire Guide Dies]

60W LED High Power Bluetooth Speaker Ceiling Light, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s]

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.         [Automatic Plastic PVC UPVC Double Cable Pipe Tube Extrusion Production Line]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket]

USBM. 1987.X96 Air Amlogic S905X3 64-Bit Android 9.0 Ultra 4K 2g 16g Smart TV Box,PVC Synthetic Leather for Sofa Furniture01-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Automaitc Powder Sachet Packing Machine]

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.         [Nh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Lady's Smart Electric Scooter Motorcycle 60V800W20ah7.5kVA St Series Single Phase Generator Corresponding author