net amplitude的用法和樣例：
例句
- C.L.A. researchers matched the scattered light with the pump energy from another laser in a way that created constructive feedback, resulting in a net amplification of light.
加大洛杉磯分校研究人員讓散射光與來自另一具雷射的能量相遇，以產生建設性的反饋，藉此放大光的凈振幅。 - Where a trough and crest coincide we get the total amplitude zero.
在波峰與波谷重合之處，總振幅實際上為零。
