增益 [电学] gain; tone-up; transmission gain 高增益 high gain; 分贝增益 decibel gain; 增益饱和 gain saturation; 增益放大器 gain amplifier; 增益控制 gain control; 增益匹配 gain matching; 增益衰减 gain reduction; 增益调节 gain control; 增益余量[裕度] [控] gain margin
3 . 5 cm long and 4um wide channel silica glass waveguide was fabricated by ag + - na + ion - exchange and 5 db net gain at 1536 nm was obtained with a pump power of 250 mw ( at 980 wavelength ) ; fwhm is 14 nm around 1536 nm 用波长为980nm , 250mw的半导体激光器泵浦该条型波导,在1536nm波长下得到的最大净增益是5db :在1536nm附近3db净增益谱带宽是14nm 。