短語(yǔ)詞組短語(yǔ)Laser Gain Medium 激光增益介質(zhì)laser induced medium 激光感生介質(zhì)glass laser amplifying medium 玻璃激光放大介質(zhì)laser active medium 激光活性媒質(zhì);激光激活媒質(zhì)Laser working medium 激光工作介質(zhì)x -ray-laser gain medium 激光增益介質(zhì)laser r active medium 激光活性媒質(zhì)laser hole drilling medium 激光媒質(zhì) 返回 laser medium