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本文系统论述了单孔法剪切波速测量信号处理中的一种到时差识别方法。
An S-wave arrival time detection method for wave velocity measurement in single-hole method is presented in this paper.
这类PS转换波与初至P波之间的到时差，可用来测定地壳和上地幔构造。
The difference of arrival times between such PS and pp waves can be used to determine the structures in the earth's crust and upper mantle.
对于孩子来说，时差会非常难受，他们能感觉到时差的影响，但不明白这是为什么。
Jet lag can be brutal to a child who feels the effects but doesn't understand why.
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