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在下列有关压杆临界应力σcr的结论中,( )是正确的。

A、细长杆的σcr值与杆的材料无关

B、中长杆的σcr值与杆的柔度无关

C、中长杆的σcr值与杆的材料无关

D、粗短杆的σcr值与杆的柔度无关

时间：2021-07-17 23:55 关键词：建筑环境与能源应用工程专升本建筑工程力学 2020级第一学期期末考试

答案解析

A

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