碳钢的线胀系数单位转换？ 回复 4# whrl 无法直接输入0.000000106，也就是10.6*10-6，caesar只保留小数点后四位， caesar帮助里是这么说的alpha material coefficient of thermal expansion. there can be up to three thermal cases (corresponding to thermal cases t1, t2, and t3) defined for structural steel members. thermal effects on structural members are entered using thermal expansion coefficients in terms of in./in, mm./mm., i.e. unitless. the three thermal coefficients are entered after the density. 。 目前最大的困惑就是不知道怎么输入这个参数 查看更多
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