片语
graded-index separate-confinement梯度折射率分别限制
separate confinement laser diode分别限制激光管
separate e confinement laser diode分别限制激光管
separate-confinement hetero junction laser分离约束型异质结构激光器
separate confinement heterostructure分离局限式异质结构
graded-index separate-confinement heterostructure缓变折射率分限异质结构
separate e confinement隔离拘禁