因此，研究输电线路上的波过程是非常有必要的。
Therefore, study on wave process on the power transmission lines is very necessary.
在整个计算过程中，波场外推是最为重要的环节。
Extrapolating wave field is most important in the whole process.
目的：研究高能冲击波对大鼠生精过程的影响作用。
Purpose: to study the effects of high energy shock wave on spermatogenesis.
提出了冲击该、气体膨胀压和反射拉伸波在破岩过程中各自所起的不同作用。
The different effects of shock wave, gas expansion pressure, reflected extension wave are put forward.
击波治疗过程非常简单，快捷及安全，不需住院及麻醉；
The procedure is simple, fast and safe and can be done on an out-patient basis.
击波治疗过程非常简单，快捷及安全，不需住院及麻醉；
The procedure is simple, fast and safe and can be done on an out-patient basis.
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