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Fig.4 Model of excavating spring tooth Results of finite element analysis 3D model of excavating spring tooth is shown in figure 4, and save as the IGES format, and import into ANSYS software, through meshing and definition of material properties, the finite element model is generated.
Acknowledgments It is a project supported by the National “863” Program(2009AA043604-4), Natural Science Fund of Heilongjiang Province (E201010) and the technology and research subject of Jiamusi University.
Soil adhesion and biomimetics of soil-engaging components in anti-adhesion against soil:a review[J].Journal of Agricultural Engineering Research,2001,79(3):239-263
China Agricultural Science and Technology Press 2007, 10
Journal of agricultural machinery, 1990, 21 ( 2): 44-49.

Thus it is necessary to introduce the optimum design into the its design process, it has great significance whether in reducing the weight of the planetary transmission system, or reducing the volume, or improving the bearing capacity, or saving material and reducing the cost.
Matlab is the most popular and widely applied science engineering calculation software in international at present.
[3] Zhou qicai，Li Jin，Yu Jing.Comparison between conventional design and optimal design for planetary gear Reducer.Chinese Journal of Construction Machinery，2007(5)：308-312
Journal of Wuhan University of Technology(transportation Science & Engineering) 2009(8)：308-312.

Numerical simulation for solid–liquid two-phase flow in stirred vanadium leaching tank Kong Jian-yi a ,Wu Zong-wu b ,Hou Yu c ,Wang Xing-dong d Wuhan University of Science and Technology, Wuhan, 430081, PR China a 13607158659@139.com ,b15971432396@163.com , c249732412 @qq.com, d442309012 @qq.com Keywords: leaching tank;solid-liquid two-phase flow;turbulence;turbulent kinetic energy Abstract.The flow field in the leaching tank for the vanadium extraction in the stone coal was simulated by the Computational Fluid Dynamics (CFD) software.
Introduction Vanadium is an important strategic material of national defense, it has the appellation, "vitamin" of metal, and it is widely used in metallurgy, chemical industry, atomic energy, aerospace, vanadium battery and many other fields.
Acknowledgements This paper was supported by National Science and Technology Support Foundation (2011BAB05B02).
Journal of Agricultural Mechanization Research,2003,10(4):75-77
International Journal of Multiphase Flow,2009,35:580–596

A dual-wavelength temperature sensor based on fiber optic delay Ning Yang1, a, Qi Qiu1,b and Jun Su1,c School of OptoElectronic information, University of Electronic Science and Technology of China, No.4, Section 2, North Jianshe Road, Chengdu, China, 610054 aningchenluck@126.com, bqqiu@uestc.edu.cn, cstevensu27@126.com Keywords: dual-wavelength, fiber optic, temperature sensor, delay Abstract.
In addition, the basis material of optical fiber is quartz glass whose melting point is very high, so this characteristic is beneficial for achieving high temperature measurement.
Acknowledgements This work was supported by the National Natural Science Foundation of China (No. 61271030).
IEEE SENSORS JOURNAL, 2014, 14(1): 237-250
Optik-International Journal for Light and Electron Optics, 2014, 125(19): 5813-5815

The ground surface is made of the similar material as is found above the inverse of the substrate out of the patch, that is very tiny radiating metal strip [1].
“Gain and directivity Enhancement of Rectangular Microstrip patch Antenna using HFSS,”Asian Journal of Applied Science and Technology (AJAST) Volume 1 Issue 2,pp.127- 131,March 2017
[4] Adil Zaman, “U Slot Microstrip Patch Antenna with truncated corners and its Performance Improvement Using EBG structures”, International Bhurban Conference on Applied Sciences & Technology(IBCAST), 2015
[9] Swaraj Panusa, Mithilesh Kumar, “Design and Analaysis of Triple-Band F-Slot Microstrip Patch Antenna”, International Journal of Computer Application, vol 104, October 2014

The different products are distinctive in types, material composition, manufacturing process and control technology.
Acknowledgements This work was subsidized by the '211 Project' Innovation Personnel Training Project of Inner Mongolia University，and was supported by the Inner Mongolia Natural Science Foundation (2010MS0902) (2011MS0910),and was supported by the Inner Mongolia Human Resources Development Foundation.
[2] Zhiyou Guo, Guanghan Fan, Huiqing Sun, in: LED display brightness and color adjustment method, edtied by Chinese Journal of Liquid Crystals and Displays (2003)
[3] Hongmin Wang, Yudong Guan, Xuequan Chen, Yan Li, in: The Design and Realization for the Controlling System of LED Display Screen Based on ARM7(44B0), edtied by Journal of Harbin University of Science and Technology (2008)

And he confirmed that the material of the thin plate did not affect the results of the determination of undrained strength.
Acknowledgements This work was financially supported by the Science and Technology Project of Wenzhou(No.S2010058), National Natural Science Foundation of China (No. 50879023 and No.51109070).
Journal of Geotechnical and Geoenvironmental Engineering, ASCE, 2006, 132 (2):272-275
Canadian Geotechnical Journal, 1991, Vol.28, pp.517-522.

The normal stress σmax is: （1） Due to the strength of material conditions:.
Rolling cone enveloping hourglass worm drive, Chengdu China: Sichuan science and technology press, 2000
Journal of Xi’an Jiaotong University, 2011, 45 (2): 111-120
Based on genetic algorithms for backlash-free dual-roller enveloping hourglass worm drive parameter optimization [J].Journal of Sichuan University (Engineering Science), 2010, 42(2): 250-254.

Also, this result is better than the result of the study that was conducted by Chen [8] who used Nanospherical material and led to about 0.92% improvement in single junction LnGaP solar cells.
Solar concentrators.InternationalJournal of Applied Science(IJAS).1(2010)1-15
Journal of Semiconductor Science and Technology. 22 (2007)695-700
Enhancing the performance of photovoltaic cells by using down-convertingKCaGd(PO4)2:Eu3+ phosphors.Journal of Rare Earths, (2011) 29,907.

Kannety-Asibu, Principles of laser materials processing, WILEY USA, 2009
Savin, "Calculation of the Amount of the Reduction Required for the Formation of Compound Layers during Cold Rolling of Bimetals", Materials Science Forum, 870 (2016) 328-333
Gavariev, Application of multi-agent system for control of parameters of precision stamping process of bevel gears, IOP Conference Series Materials Science and Engineering, Institute of Physics Publishing, 2018
Pankratov, Development of expert systems for modeling of technological process of pressure casting on the basis of artificial intelligence, IOP Conference Series: Materials Science and Engineering, 2017
International Journal of Engineering and Technology(UAE), 7(4) (2018) 78-81