The result shows that the stress is more difficult to relax in ti alloy under annealing than in solution and aging, but this difference decreases, depending on the temperature increase.
结果表明，退火状态的钛合金较固熔时效态的试样应力难于松弛，但这种差异随温度的升高而减小。
The temperature difference between two adjacent tubes is in a safe range, causing no excess thermal stress.
管间温差也在允许范围内，不会引起过大的温差应力。
The principle and structure for eliminating radial temperature difference stress of large sized lens is discussed in detail. The calculation formulae for related parameters are given.
详细讨论环境温度大范围变化时，大口径光学透镜径向温差应力自动消除的原理及结构，并给出相关参数计算公式。
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