principle of conservation的用法和樣例：
例句
- This is a process for which the principle of the conservation of mechanical energy holds.
這是一個能夠應用機械能守恆原理的過程。 - Namely, because of medium nonlinearity, the energy of different modes of seismic waves is reassigned and displayed in records but fits the energy conservation law.
在遵守能量守恆原理的前提下，介質的非線性會引發地震波場中各波型間能量的再分配。
