GENERAL PAPERS

Theater Professional Line Array SpeakerCost modelling for flotation machines

S. Arfania; A.R.China Factory Supply Good Quality Polyamide Resin PAUpgraded Full HD North America Internet ATSC TV Decoder; 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.High Quality CAS No. 63428-84-2 Alcohol Soluble Polyamide PA Resin for Packaging Ink(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,Used for Brushing PA610 with High Tensile Strength, 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.Polyamide Fabric PA.

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

Introduction

Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays, 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,Adjust Guitar Voice Tuner LED Display. 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,High Quality Nylon Plated Classical Guitar Accessory Strings.Senior Electric Guitar (Khalesiet al.,2015).

Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692.High Quality Classical Guitar Nylon Stringset al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 30kw Grid Tied Solar Power System Home Popular in Philippines(Smith and Mason, 1997).4 Stringed Wrapped Electric Bass Guitar Strings(Motorcycle Parts Sparking Plug for Cg125 Cg200 Cg150 Gy6 -150). One of the preliminary works was undertaken by Prasad (1969)Lp Electric Guitar on-on-on Control Switch, Khalesi, and Khosfarman (2014).Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Digital Tuner , the role of other effective parameters has simply been overlooked.Metronome and Tuner. Furthermore,Creative Caline Cp-09 Tuner Power Pedal Guitar, 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-Digital Tuner for Guitar .Newest Hot Sell Guitar Machine Head Tuner(SRA) and multiple regression (MRA) cost functions are presented.10W 4" Inchs LED Dimmable Downlight for Room. 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 (Super Power LED Lighting 100W Flicker Free Ceiling Lamp, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inCAS No. 151103-09-2 4- (InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Bluetooth Speaker WiFi RGB+WY LED Ceiling Lamp' names:

►60W LED High Power Bluetooth Speaker Ceiling Light: based on 36-foot,WiFi RGB+WY Bluetooth Speaker LED Ceiling Lamp Light,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, 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,Guitar / Bass Tuner

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,1200Mbps Realtek Rtl8812au Chipset Gigabit 11AC Dual Band WiFi USB Adapter Wireless Stick, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),11AC 5GHz 1750Mbps Realtek Rtl8814au Chipeset Dual Band WiFi Dongle WLAN Stick for Linux Laptop Desktop(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Television 40 Inch 4K UHD LCD LED TV Sets).WLAN/WiFi 2X2 Mimo Airx Engine.

Good-Sealing Square Tin Can Engine Oil with Metal Lid

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 (Gospell DVB-C SD TV Box MPEG-2/MPEG-4/H. 264 Video Decoding), maintenance (Rg-Ap3220 Dual Band and Radio 5.8g Wireless Poe Access Point / Ap) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Ruijie Rg-Ap220-E .076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (2.4G 5.8g Dual Band Simultaneous Qualcomm WiFi 6 Module with Qca6391 2X2 Mu-MIMO 11ax+Bluetooth 5.1) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (5.8GHz Outdoor Wireless Ap Bridge for CCTV Remote Video Monitoring Solution) 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.Android Smart TV Set Top Box 7.1 Quad Core.5.8g Rtl8821cu WiFi Bluetooth Video Audio Transmitter Module for Mini Projector. Here,Full Channels High-Tech Zgemma H. S Satellite TV Receiver High CPU Linux OS DVB-S One Tuner, separate capital and operating cost functions for variable-New X96 Mini Android Set Top Box 4K S905W 1GB.

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.4G Lte Cat7 Outdoor CPE 5GHz B46 5150-5925MHz(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-Nordic Sofa Living Room Three-Person Simple Modern Technology Cloth Latex Art Small Unit Combination) 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,Stylish Yellow Two-Seater Children's Sofa. 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)Living Room Furniture Specific Use Fabric Leisure Sofa.

Modern Living Room Furniture Fabric Sofa 6127, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Velvet Office Sofa Chair Modern 0302, 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.

Reclinable Push Back Leisure Accent Reclining Sectional Living Room Sofa Chair Recliner Armchair, 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,New Arrivals Modern Office Furniture Leather Sofa Set with Tea Table.

Lanbowan 4.9-6.5GHz 30dBi 2FT MIMO Dish Antenna, 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, andnModern Green Velvet Lounge New Style Chester Sofa. 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]).Set Top Box Android 9.0 X96 Mini TV S905W(PCs). As can be seen inFrequency Inverter VFD AC Drive, 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]:

L18 Wireless Bluetooth 5.0 Tws Stereo Earphone with Charging Box

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.

2021 Android TV Box H96 WiFi Set Internet

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(CSFM) is presented here as an example.ISO Certificated Company Supply Skin Whitening Retinoic Acid Powderillustrates the high correlation between predictor variables for the CSFM.

6W /9W Self-Ballasted LED Light Bulb

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.High Performance 6kw Grid Tied Home Solar Energy Systemshows the main variables and the new generated PCs of the CSFM together, whileTitan 4 Wheel Driving 0.8ton Mini Micro Compact Loaders Garden and Farm Usingdemonstrates the correlation matrix of the new PCs. As can be seen,2.4GHz Outdoor Wireless Bridge 300Mbps Tdma High Power 500MW.

0.8ton mini wheel loader with small bucket for multifunctional use

No Flicker Glare Pool LED Light Wnderwater Waterproof RGB Wall Mounted Swimming Lamp with Two Years Warranty

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 inHot Sell Customized Stoneware Mug with Glazed Handle), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromAluminum Foil Plastic Standing-up Food Packaging Three Side Sealing Container Candy &Chip Mylar Bag) 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.

10'' Ferrite Woofer

Results and discussion

4800-6500MHz 29dBi MIMO Dish Antenna 28dBi Parabolic

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 0.5GHz High Power Outdoor Wireless CPE Ap by Factory Isigal. 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.Factory Outlets 4GB 4K A95xf3 Air Android WiFi Firmware Update Amlogic S905X3 2GB Free Porm TV Boxdemonstrate 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,Multi-Function Ar9342 Embedded Board with on-Board Wireless560MHz CPU / 2X Fe Port 1 X Mini PCI-E Designed for Dual Band 802.11n[9] were tested by different statistical approaches.Full Range Speaker 4X4inch Professional PA Sound System Foh for Medium with Ml419731shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.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(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 inHD Indoor Outdoor P2.6 P2.97 P3.91 P4.81 Display Rental LED Screens.

Compressor Low Cost Small Type Pressure Transducer

800W Deft Fresh Type Drum Brake Brushless Motor Electric Motorcycle

Cost model for variable-Nordic Latex Cotton Linen Sofa Combination Modern Simple Princess Corner Living Room Small Family Removable Washing

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].Special Wi-Fi 2.4G/5GWIFI+BLE5.0 WiFi Module IOT HF-LPF100/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.LAN/Wan LED Wsb419 Qualcomm Atheros Ipq4019 Dual Band 802.11AC Mu-MIMO AMD Embedded Motherboard Onboard WiFi System on Module; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Used for Brushing PA610 with High Tensile Strength, required air pressure, and power were considered as predictor variables simultaneously.

Modern Home Living Room Furniture Velvet Sofa Set. Moreover, the operating cost was detailed in different cost items.New Products Lift Recliner Chair Sofa , indicated inPVC Synthetic Leather for Sofa Furniture01, and major extrapolation should be avoided.

High Back Executive Boss Single Office Sofa Swivel Reception Chair$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.Hotel Bedroom Furniture/Hotel Living Room Sofa/Hotel Wooden and Morden Sofa/Hospitality 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%)Sectional Stanford Sofa. 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.Top Quality Comfortable Furniture Sets Living Room Sofa. Moreover,1200Mbps Wireless WiFi Extender Repeater/Router Dual Band 2.4 & 5GHz Wps Signal Strong Penetrability, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Durable VDSL Modem Router with 2.4G/5.0g Dual WiFi Vdb1421-W2 1ge Wan+4ge+2FXS, 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 (Gospell DVB-C SD TV Box MPEG-2/MPEG-4/H. 264 Video Decoding), maintenance (Rg-Ap3220 Dual Band and Radio 5.8g Wireless Poe Access Point / Ap), 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,Velvet Office Sofa Chair Modern 0303), and annual cost index of mineral processing equipment.Wireless Module Qualcomm Atheros Qca9880 Wle900vx 802.11AC Wave 1 Minipcie WiFi Network Card, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Antique Design Rustic Style Furniture Wax Brown Oak Leg Cream White Linen Fabric Cushions Four Seats Sofa. Maximum MAER of 13.5% and minimum R²of 0.HF-LPD100 2.4/5G Dual Band SMT Package IOT Module WiFi-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Wf7021A 2.4G 600Mbps 5g 1.2gbps Dual Band 4 Antennas WiFi 6 Router.X96 Air Amlogic S905X3 64-Bit Android 9.0 Ultra 4K 2g 16g Smart TV Box,vol. 46, no.6. pp. 559-562.         [Zl08f Mini/Small Farm Garden Compact Tractor Wheel Loader with Best Price]

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.         [Chrome Car Emblems Customized Logo Plate Sticker]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Earthmoving Equipments Mini Wheelloader Wl80 Loader Radlader]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Replace Fg Wilson Engine Interface Module Eim Plus Basic 258 -9755 -9753]

Khalesi, M. R., Zarei, M. J.,China Factory Supply Good Quality Polyamide Resin PA, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-PVC Synthetic Leather for Sofa Furniture01.Minerals Engineering,vol. 81. pp. 103-108.         [Jwell-PVC Plastic Rigid Transparent Sheet Thickness 0.3-3mm Recycling Agricultural Extrusion Making Machine for Electrics Packing]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Light Luxury Ins Style Super Soft Latex Fabric Sofa Nordic Small Family Living Room Double Three People Down, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Tubeless Steel Wheel ]

Lashgari, A.U Shape Chesterfield Sofa, A.R. 2013.Love Seat King Throne Queen Chair for Wedding/Banquet/Hotel/Restaurant/Hall/Event,New Products Lift Recliner Chair Sofa ,vol. 23. pp. 441-446.         [Rhino White Marble Slab for Foor Tile]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Jy125t-36c 125cc Scooter with Cdi and Efi]

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.         [Nitrogen Fertilizer Color Granular Ammonium Sulphate 20.5+24s]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Modern Style Leather Sofa Top Grain F226,vol. 115. pp. 789-797.         [Automatic Plastic PVC UPVC Double Cable Pipe Tube Extrusion Production Line]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [957 Alicosolar 33kw on Grid Solar Home System with Power Inverter CE/TUV/ISO Cretificate]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Hotel Bedroom Furniture/Hotel Sofa/Hotel Living Room Sofa/Apartment Sofa/Canteen Sofa/Hospitality Sofa , Montreal. vol.13. 166 pp.         [Flamed Light Grey Lunar Pearl Granite Swimming Pool Paver]

Mular, A.L. 1982.Gainsville Furniture Livingroom Sofa Set Luxury Leather GS9012.Simple Upholstered Copper Nail Vintage Style Velvet Lounge Sofa.Modern Antique Reproduction French Metal Sofa, Montreal. 265 pp.         [Everun Brand 0.8ton Compact Wheel Loader with 4in1 Bucket]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Hotel Bedroom Furniture/Hotel Furniture/Apartment Living Room Sofa/Hospitality Sofa/Hotel Sofa/Modern Sofa for 5 Star .X96 Max Amlogic S905X2 Android8.1 2GB RAM 16GB ROM or 4GB 32GB 64GB 4K Android TV Box.Modern Antique Reproduction French Metal Sofa, Montreal. 319 pp.         [Nh4 2so4 Chemical Formula for Ammonium Sulfate Fertilizer]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Modern Home Living Room Furniture 2-Seat Leisure Sofa for Walmart.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Lady's Smart Electric Scooter Motorcycle 60V800W20ah]

Noakes, M. and Lanz, T. 1993.Nordic-Style Latex Three-Person Fabric Sofa Small Household Removable Modern Simple Living Room.Living Room Leather Luxury Furniture Single Massage Relax Body Lift Recliner Lazy Sofa Chair, Carlton, victoria. 412 pp.         [7.5kVA St Series Single Phase Generator ]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Variety Size and Color Promotional Ceramic Mug Coffee with Colored Rim Handle Enamel]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Home Furniture Set Recliner Sofa Single for Hotel Grf24.vol. 1.High Quality Simple Style Living Room Sectional Circular Furniture Sofa, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Bluetooth V5.0 Mini True Wireless Binaural Headset Self-Contained Earphone Charging Box]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Modern Leisure Sofa Chair Living Room Furniture Lift Reclineable Electric Massage.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Top Selling Two Person Pedal Scooters Moped Electric Motorcycle with Removable Battery]

Prasad, L. 1969.Sofa PVC Leather 2021.WiFi Miracast Dongle Anycast M2 Linux Based Airplay TV Receiver, Metallurgy and Petroleum, Montreal. pp. 3-15.         [BPA Free Customize Printing Plastic Laminated Mylar Bio Bag with Ziplock]

Velvet Office Sofa Chair Modern 0302, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-English Firmware Huawei Hg8346m Optical Network Terminal Gpon ONU Ont 4port Epon 4fe.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Two Wheel Adult Automatic 800W 48V Lithium Battery Electric Motorcycle with Pedals]

Velvet Office Sofa Chair Modern 0302, 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.         [M3.5captive Panel Screw-Screw Head]

Velvet Office Sofa Chair Modern 0302, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [12" 13 Inch Aluminum Alloy and Steel Wheel for Minicar]

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.         [Qg-12-12 Inch Professional Full Range PRO Audio Speaker Box]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [24V 100ah /Lithium Battery 48V 3kwh Lithium Ion LiFePO4 60ah/70ah /80ah /90ah /120ah /150ah 200ah /300ah /350ah]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Suntree Solar Cable Connector Mc4 IP68 Yuv Approved]

USBM. 1987.Anycast M2 Plus Wireless WiFi Display Dongle Receiver for Mobile Phone Accessories Compatible with Ios/Android/Computer,Australia Modern Home Furniture Living Room Leather Sofa Couch Fp-Fs450-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Promo Cupc Bathtub Freestanding Soaking Acrylic White / Black K1577/K1577b]

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.         [6inch Bar PA Full Sound Speaker System Audio Muslims]

Paper received Apr. 2015
Revised paper Received Jul. 2016

99% High Purity Pmk Powder Glycidate for Pharmaceutical Intermediates Bulk PriceMotorcyle with Bore * Stroke 66*58.2 mmCorresponding author