sinusoidal-strain dynamic test

例句：

1. 1.The sinusoidal strain dynamic test is a crucial part of the mechanical testing process.
   正弦振荡应变动力试验是机械测试过程中至关重要的一部分。
2. 2. During the sinusoidal strain dynamic test, the material's response to stress is observed.
   在正弦振荡应变动力试验中，可以观察到材料对应力的反应。
3. 3. The sinusoidal strain dynamic test has been used to study the behavior of materials under various loading conditions.
   正弦振荡应变动力试验已被用来研究材料在不同加载条件下的行为。