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References [1] L.Evnas, “A New Traffic Safety Vision for the United States”, American Journal of Public Health, Vol.9, No.3, pp. 1384-1386, April. 2003
[2] Zhang Tiejun, and Tang Zhangzhang, “Accident Prone Location Identification on Highway Using Double Variables Filtration Method”, Journal of Highway and Transportation Research and Development, Vol.23, No.3, pp. 139-142, Mar.2006.
(in Chinese) [3] Cheng Cisheng, and CaoYan, “Analysis on Causes and a Prevention Countermeasures of Accidents Prone Location of Hunan Freeways”, Journal of Transportation Systems Engineering and Information Technology, Vol.4, No.1, pp.113-117, Feb.2004.
(in Chinese) [5] Zhang Shengrui1, Ma Zhuanglin, and Shi Qiang, “Distribution characteristics and countermeasures of traffic accidents in expressway tunnel group”, Journal of Chang an University(Natural Science Edition), Vol.27, No.1, pp.63-66, Jan. 2007.
(in Chinese) [7] Liu Zhiqiang, Gong Zhen, and Cai Dong, “Identification for road accident-prone locations”, Journal of Traffic and Transportation Engineering, Vol.3, No.2, pp.120-123, June 2003.

Decrease in grain size decreases the micro hardness value of processed materials. 3.
[2] Mordike B L, Ebert T: Materials Science and Engineering A (2001) Vol. 302, p 37
[3] Kinji Hirai, Hidetoshi Somekawa, Yorinobu Takigawa, Kenji Higashi: Materials Science and Engineering A (2005), Vol.403, p276
De Marco: Materials Science and Engineering A (2007) Vol.462, p393
Sato, and H.Kokawa: The Minerals, Metals & Materials Society and ASM International (2010) Vol. 41A, p1016

Khoury, Effect of fire on concrete and concrete structures, Progress in Structural Engineering and Materials. 2 (4) (2000) 429-447
Hager, Behaviour of cement concrete at high temperature, Bulletin of the Polish Academy of Sciences, Technical Sciences. 61(1) (2013) 1-10
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Venturi, Evaluation of fire-damaged-concrete using impact-echo method, Materials and Structures. 43 (2010) 235-245
Stavař, Evaluation of permeability tests of surface layer of concrete of various composition, Key Engineering Materials, 714 (2016) 171-178

Fedkiw: Materials Science and Engineeering A, 341( 2003), p. 174-181 [2] U.
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Benson: Progress in Materials Science 51 (2006), p. 427-556

The interaction behavior between the materials concrete and steel under a state of high stresses and deformations, the slip of reinforcing steels and the concrete core containment are also important phenomena which must be considered in the modeling of RC structures beyond the yielding.
Appropriate Lagrange analysis for a reinforced concrete or Euler suitable for a rock material, uses nonlinear properties induced by the nature of material itself in the time domain thus following the evolution of the structural response.
In a fiber model, each section of the structure is divided into a number of layers or fibers and each layer is modeled by a constitutive law suitable to materials of this particular layer.
Fajfareds., "Nonlinear Seismic Analysis of RC Buildings", Elsevier Science Pub Ltd., London and New York, pp.181-190, 1992
;"Equivalent Linerarization for Hysteretic Systems Under Random Excitation", Journal of Applied Mechanics, ASME, Vol. 47.1, pp.150- 154, 1980.

There are two ways to achieve vehicle lightweight, the first is the optimization of the design of automobile structure and the second is the use of lightweight materials.
The former way has studied a lot, and the research space is relatively narrow, and the latter way brings a new wide field for the vehicle lightweight with the development of technology and the emergency of new materials.
Journal of Shanghai Jiaotong University(Science). 2011(02) (in chinese) [3] A.
Applied Mechanics and Materials Vols. 121-126 (2012) pp 2390-2394 [5] Yujun Cai, Shulai Chen, Yuguang Wang.  
Journal of agricultural machinery. 2013(01) [6] Yujun CAI, Yuguang WANG, Guohe LI, SUN Qi-han.  

Introduction PVA is a kind of water-soluble organic polymer material.
Experimental Materials.
Applied Science and Technology, 2009, 9(27): 38
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Effects of PP-g-MA and epoxy resin on Morphology and Mechanical Properties of the PP/LGF composites Kaizhou Zhang1,2, Qiang Guo1*, Jianbing Guo2, Daohai Zhang2 1, School of Materials Science and Engineering, Shanghai University, Shanghai,  201800, China; 2, National Engineering Research Center for Compounding and Modification of Polymeric Materials, Guiyang, 550014, China * Correspondence to: Qiang Guo: e-mail: guoq@shu.edu.cn Keywords: Polypropylene; Long glass fiber; Morphology; Epoxy resin; Polypropylene-maleic anhydride graft polymer Abstract The effects of polypropylene grafted with maleic anhydride (PP-g-MA) and epoxy resin (ER) on the interfacial interaction of the long glass fiber reinforced PP composites were investigated by means of scanning electron microscopy (SEM), differential scanning calorimetry (DSC), and mechanical properties.
EXPERIMENTAL 2.1 Materials Block copolymer PP (grade BX3920, melt index 100 g/10min) was supplied by SK Corporation of Korea.
Acknowledgements Contract grant sponsor: Industrial revitalization of science Projects; contract grant numbers2012 (1-7).
Journal of Reinforced Plastics and Composites, 30(3): 222-228 [5] Garnier M.
Journal of REINFORCED PLASTICS AND COMPOSITES, 2010, 29(6):936-949

Introduction Composite media with a ferromagnetic compound are enjoying a wider application in various industries and fields of science these days.
It should be moreover noted that porosity ω or the packing density is γ = 1- ω (i.e. the concentration of the ferromagnetic component, which here is the granules material) of such media in contrast to other filtering matrices of similar functionality with a natural packing (loading) of granules become virtually constant values.
In this case the μ permeability values of the quasi-solid samples ‘material’ were determined as potential (limit) values of permeability μN→μ for quite long (L>>D) samples; according to the corresponding field dependences, μ values are reached at practically L/D≥8-10.
[3] Jean-Luc Mattei, Marcel Le Floc'h : Percolative behaviour and demagnetizing effects in disordered heterostructures / Journal of Magnetism and Magnetic Materials 257 (2003).
[4] Gorkunov E.S., Zakharov V.A., Chulkina A.A., Ul’yanov A.I. : Internal Demagnetization Factor for Porous Ferromagnets in Remagnetization Process / Russian Journal of Nondestructive Testing (2004).

The high-temperature alloy X5CrNiMo18 is selected as the material of ox horn core bar and input from material library of MSC.Marc.
This will lead to materials accumulating on the concave side of the elbow pipe or increasing the wall thickness.
Acknowledgements The study is supported by the National Natural Science Foundation of China (No.11272188, No.60873080) and the Natural Science Foundation of Shandong Province, China (No.ZR2010AM016).
Chinese Journal of Theoretical and Applied Mechanics. 1979.(3):230-238
Journal of Plasticity Engineering. 1994, 1(4), 11-18