经C路径的二次ECAE加工后试样为各向同性材料，其缺口冲击强度较PP有所提高， 拉伸强度下降， 断裂伸长率提高，表现出很好的延伸性。
The specimen by route C ECAE processing was isotropic and its impact strength increased, tensile strength decreased, elongation at break improved and show…
白云母有利于提高聚丙烯的刚性和屈服强度、冲击强度和断裂伸长率等。
Mica can enhance the bend and pack intensity, rupture elongation ratio etc.
结果表明：PVC的拉伸屈服强度随外力作用速度的提高而提高，断裂伸长率却随之下降。
The results showed that with the the increase of outside force velocity, the tension yield strength of PVC increased, but its breaking elongation decreased.
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