contextual amplification

• 增益

contextual amplification的用法和样例：

例句

1. This corresponded to a phonon amplification effect.The mechanism of generating the phonon amplification was discussed.
   详细讨论了产生这种声子增益效应的机理，给出了产生声子增益的时间间隔。
2. The maximum gain-before-feedback is the most amplification of the sound before the sound system goes into feedback and starts squealing.
   最大反馈前增益，就是音箱开始啸叫，或者出现振铃效应时候的增益。