在恒定载荷下，随持续拉伸时间延长或温度升高，肌腱的塑性变形明显增加。
Under constant load, the plastic deformation increased when the tendon under went a prolonged stretch or under warmer temperature.
试验分恒定载荷和加载速率为定值两类情况进行，分析了试样在不同情况下的声发射监测试验结果。
The experiment is conducted in two cases, one with constant load and another with constant loading rate. Experiment results of acoustic emission monitoring of different cases are analyzed.
某舰的螺旋桨尾轴长期处在恒定载荷作用下，虽然尾轴应力在弹性极限范围内，但是尾轴局部还是很容易发生微量的塑性变形。
Tiny deformation will appear in the local of the propeller shaft of certain ship which is endured an invariableness load, although the shaft stress is within the elastic limit range.
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