这就是我做的，波动力学。

That is what I did. Wave mechanics.

这就是他在他圣诞节假期所做的，波动力学。

That is what he did over his Christmas vacation, wave mechanics.

在1926年的新年后回来了6，并给我们了波动力学。

Came back and just after New Year's 1926 and gave us wave mechanics.

激发的震波在工程岩土体中传播，检测其波动力学参数，来测试岩土体的工程力学性质。

The wave' s dynamics parameters are detected to test rock' s and soil' s body engineering mechanics properties through wave' s transmitting in rock' s and soil' s body.