超音波法液位元元元元元元测定
ultra-sonic method of liquid meaduremert
光耦合半导体开关
light coupled semiconductor switch
light-coupledf semiconductor switch
light-coupled semiconductor switch
增益开关半导体激光器
dfb-ld
gain-switched laser diode
gain switch semiconductor laser
Gain-switched LD
gain-switched laser diodes
增益开关半导体激光器(GSLD)
gain-switched semiconductor laser(GSLD
增益开关半导体激光器GSLD
gain-switched semiconductor laser GSLD
InGaAs-GaAs脊波导半导体激光器
InGaAs-GaAs ridge waveguide lasers
半导体体内电场分布
electric field intensity distribution