1)gain curve of medium,媒质增益曲线2)postiive gain,正增益，激活媒质增益3)gain coefficient of medium,媒质增益系数4)active medium gain,激活媒质增益5)Laser gain curve,激光增益曲线6)gain fluence curves,增益通量曲线
用法和例句
This paper discusses a method of characterizing the gain of the laser pulse amplifier using its gain fluence curves,and studies gain fluence curves of a single amplifier.