以平面波发生器为加载源的爆炸测试系统，直接得出爆炸作用下岩石的应变历程曲线。
A blasting measuring system which include plane wave producer was set up to measure the strain time curves of the rock bar under blasting loading.
分析结果表明，考虑弹簧冲击压缩效应与否，对弹簧固定端动态应变历程有很大影响。
Numcrical calculations show that the impact compression effect of spring is important for dynamic strain of the fixed end.
实验结果表明，疲劳状态检测元件的阻值能够根据累积循环应变历程产生相应的变化。
The results showed that the resistance of fatigue life gage would change with the accumulative cyclic strain.
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