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不同材料的甲、乙两杆,几何尺寸相同,则在受到相同的轴向拉力时,两杆的应力和变形的关系为( )

单选题
2022-04-02 17:55
A、应力和变形都相同
B、应力不同,变形相同
C、应力相同,变形不同
D、应力和变形都不同
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正确答案
C

试题解析

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