短语词组短语gain ease in 在Gain Considerations in Amplifiers 放大器中的增益gain clamped in line 增益锁定gain ing in health 健康转好gain acceptance in 获得公认gain experience in 获得经验gain flatness in band 带内增益平坦度power gain bandwidth in static 静态功率增益带宽 返回 gain in