PATRAN finished is used to build model of road wheel, divide finite element graticule, apply boundary load, and define material properties, which are submitted to MSC.
完成车轮几何建模，有限元网格划分，边界载荷的加入，材料特性的定义，再提交到MSC。
Specifications exist that strictly define the composition and properties of the material which is usually made available in three grades, LPG propane, LPG butane and LPG mixture.
规范通常将LPG分为三个等级：LPG丙烷、LPG丁烷和LPG混合物，对它们的组成和性质有严格的定义。简称液化气。
Specifications exist that strictly define the composition and properties of the material which is usually made available in three grades, LPG propane, LPG butane and LPG mixture.
规范通常将LPG分为三个等级：LPG丙烷、LPG丁烷和LPG混合物，对它们的组成和性质有严格的定义。简称液化气。
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