shock spectrum analysis

例句：

1. 1. The shock spectrumanalysis of the earthquake revealed thatthe fault line was moving.
   地震的冲击光谱分析显示断层线正在移动。
2. 2. Theshock spectrum analysis helped us understand the causeof the earthquake.
   冲击光谱分析帮助我们理解了地震的原因。
3. 3. The shock spectrum analysis showed thatthe earthquake was caused by a sudden changein the earth's crust.
   冲击光谱分析显示地震是由地壳突然变化引起的。