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AE method is widely used for testing and investigating breaks in mining rocks, metals and alloys, building materials, ceramics, plastics, composites and other solids or block materials.
Textile research journal, 54(8), 549-551
Textile research journal, 65(9),513-521
Mathematical and Physical Sciences, 183(995), 405-435
Textile research journal, 66(5), 295-299

In order to investigate the deformation properties, the as-prepared material was deep drawn at high temperatures.
However, it must be mentioned that the interfaces are not so straight because the material was pressed during the sintering.
Nagliati, et al: Journal of European Ceramic Society, Vol. 27(2007), p. 351
Blandin: Material Science and Engineering A, Vol. 219(1996), p. 148
Clauss: Journal of the American Ceramic Society, Vol. 80 (1997), p. 2126

This method is relatively simple, and can apply to the case of insufficient material.
Boundary conditions, initial conditions, and the availability of material will restrict the option of water quality model.
[2] Lingjie WANG, Shiqun SUN, Feng TIAN: Journal of Hefei University of Technology(Natural Science) .Vol. 28(2005), p. 260 (in Chinese) [3] Ru-zhong LI: Journal of Hefei University of Technology(Natural Science).
Vol. 14 (2008), p. 197 (in Chinese) [8] Jiaquan WANG; Zhong CHEN; Jun WU: Journal of Anhui Normal University(Natural Science) .
Aarkdoll:International Journal of Computational Engineering Science.

Test Raw material (1) basic material:325# ordinary portland cement,underground sand,crushed stone (5mm~20mm), recycled coarse aggregate adopts the crushed stone of strength is C30 concrete (5mm~20mm) (2) Fiber:Steel fiber:engineering fiber of bending and cutting,L=35mm,length-diameter ratio lf/df=97,compressive strength above 380MPa;Polypropylene fiber: 30mm polypropylene fibre (3) Test instruments:Test instruments is HYE-2000 constant load power hydraulic pressure testing machine.
Concrete will be produced by a certain ratio of the various materials mixed in the mixing bucket.
Acknowledgements This work was financially supported by the Shenyang Science and Technology Plan Project.
References [1] The Discussion Research and Application of Fiber Concrete,edtied by Jun Zhao and Danying Gao in Concrete Journal,1,（2006）,p.56 [2] The Calcium Stone Carbon and Sulfur of Cement-based Materials,edtied by Dehua Deng,Xiao Jia and Yuan Qiang in Building Materials,8,（2005,p.400-409 [3] Jinghai Zhou and Haijin He Xianhong Meng :Basic Mechanical Properties of Recycled Concret Exeperimental Study,submitted to Journal of Shenyang Jianzhu University（Narural Science）,3（2010） [4] Shicheng Ma and JianhuaWu:The Study on Influence Factors of Mechanical Properties of polypropylene fiber recycled concrete（Highway Engineering,2007.8） [5] The Test on Steel Fiber Mechanical Properties of High Strength Concrete,edtied by Danying Gao and Zhihui Low in Building Materials,（2004） [6] Zhangsi Ming:Steel Fiber Content Impact on the Strength of Steel Fiber Reinforced Concrete:submitted to Journal of Building Science ,3,（2008） [7] The Study on the Development Law of Early Mechanical Properties

Journal of Plasticity Engineering,2003,10(1):28 [2] Zhi Peng, Terry Sheppard.
Materials Science and Engineering.2005,(407):89 [3] Zhi Peng, Terry Sheppard.
Simulation of multi-hole die extrusion, Materials Science and Engineering.2004, (367):329 [4] Ming Yan, Peng Yue Wu.
Journal of nonferrous metal ,2009,61(2):18
Journal of Plasticity Engineering.2007,14(5):79

Fluch4e 1 Christian Doppler Laboratory of Localized Corrosion, Department of General, Analytical and Physical Chemistry, Montanuniversität Leoben, Franz-Josef-Straße 18, A-8700 Leoben, Austria 2 Erich Schmid Institute of Materials Science, Austrian Academy of Science, Jahnstraße 12, A-8700 Leoben, Austria 3 Department of Physical Metallurgy and Materials Testing, Montanuniversität Leoben, Franz-Josef-Straße 18, A-8700 Leoben, Austria 4 Böhler Edelstahl GmbH & Co KG, Research and Development Special Materials, Mariazeller Straße 25, A-8605 Kapfenberg, Austria aclemens.vichytil@unileoben.ac.at, bmori@unileoben.ac.at, creinhard.pippan@oeaw.ac.at, dpan@unileoben.ac.at, erainer.fluch@bohleredelstahl.at Keywords: corrosion fatigue, austenitic stainless steel, crack propagation, Abstract, Purpose: Applications for highly corrosive environments and cyclic loading are often made out of austenitic stainless steels.
Additionally, the electrochemical behaviour of these materials has been studied.
Lan, Fatigue behavior of AISI 347 stainless steel in various environments, Journal of Materials Science 39, pp 6901-6908, 2004 ].
Results and Discussion In glycerine fatigue cracks in both materials are initiated at evolved slip steps which consequently form extrusions and intrusions.
In 43 wt% CaCl2 solution the threshold for long crack growth is significantly reduced in both materials in.

The mass ratio of raw materials is shown in Table 1.
Results and Discussion Density of the composite materials.
The theoretical density of the ZrO2/WO3 composite materials without ZrW2O8 is 6.06g/cm3.
Evans, Negative thermal expansion materials, Chem.
Preparation of ZrO2/ ZrW2O8 composites and study of its thermal expansion, Journal of Luoyang Institute of Science and Technology (Natural Science Edition) 24(3) (2014) 82-86 (in Chinese)

The materials obtained are phase pure.
Therefore, it can be seen that Mn substitution in LiCoO2 decreases the particle size of the materials.
This shows that the two materials have better retention capabilities than LiCoO2.
Therefore, crystallite size may be a factor influencing the capacity retention of cathode materials.
Ohzuku: Journal of The Electrochemical Society 154 (2007) p. (4) A314 – A321.

Vibration Modal Analysis and Structural Optimal Design of Car Rear-view Mirror Based on ANSYS Zhiping Zhang1,a, Hanwu Liu2,b, Wentao He2,c, Yonghui Gao2,d 1Sch. of Humanities and Social Sciences, North China Institute of Science and Technology, Sanhe, Hebei, 065201, China 2Sch. of Mechanical and Electrical Engineering, North China Institute of Science and Technology, Sanhe, Hebei, 065201, China azhipingzhanghk@sohu.com, bhanwu-liu@sohu.com, cbmhwental@qq.com, d863276480@qq.com Keywords: Rear-view mirror; Vision; Safety performance; Vibration modal; Optimal Design Abstract.
With the finite element analysis of the vibration modals of the car rear-view mirror, we can predict the vibration modals and the deformation of the rear-view mirror .When designing the mold, we can thicken materials or use other high strength materials in the place of large vibrating and deformation positions, and use high fatigue strength materials in the places of frequent deformation, in order to enhance the safety of the rear-view mirror in using process.During the road experiments of a passenger car in domestic, researchers find that the rear-view mirrors have a serious jitter not only in the idle condition, but also in high speed and rough road conditions.So there is a big security risk.
We choose ASA resin as the cover model material of rear-view mirror.
Car rear-view mirror aerodynamic interference resistance Numerical Computation, Journal of Hunan University of Technology, 2010, (5):3～24.
Application of Surface Fitting in Automobile Rear-view Mirror Theory Modeling, Journal of Wuhan University of Technology Journal, 2005.11.

Miura,Effects of aging on mechanical properties and microstructure of multi-directionally forged 7075 aluminum alloy,Materials Science and Engineering A.700 (2017)220-225.DOI: 10.1016/j.msea.2017.06.017 [2] I.
Chung, Review- Materials for Vibration Damping, Journal of Materials Science.36(2001)5733-5737.https://doi.org/10.1023/A:1012999616049 [5] J.Zhang, R.J.Perez, E.J.
Keshavaram,Factors affecting the damping capacity of cast aluminum-matrix composites,Journal of Materials Science.29(1994) 5975-5984.https://doi.org/10.1007/BF00366882 [9] G.Jinhai, X.Zhang, G.Mingyuan, G.Min,X.
Shui,Effects of macroscopic graphite particulates on the damping behavior of commercially pure aluminum,Materials Science and Engineering A.325(2002) 444-453. https://doi.org/10.1016/S0921-5093(01)01535-0 [13] K.A.
[19] Standard Test Method for Measuring Vibration-Damping Properties of Materials.