增益边 meaning in Chinese

the plus side the common belief in a soul and permanence

For ultrashort pulsed beam propagation , to study the spatiotemporal instability . consider the time delayed response , a new instability region appeares . the position of this region and the magnitude of the gain depend on the characteristic raman response time
对于超短脉冲而言，介质的响应也不能看做瞬时的，如果考虑拉曼效应产生的响应的延迟，会产生一对增益边带，其位置和大小由响应时间决定。