Stress relaxation should be taken into consideration while designing tight bolt connection under a high temperature. The paper discusses the calculation thought and solution about stress relaxation.
在高温环境下有紧密性要求的螺栓联接，在设计时应考虑应力松弛。讨论了关于应力松驰问题的计算思路和解决方法。
To make the connection surface tight, we must increase the bolt preload.
若要使连接面贴紧，就必须加大连续螺栓的预紧力。
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