等离子源离子注入
PSⅡ plasma source ion implantation
PSII(plasma source ion implantation
强酸性阳离子离子交换树脂
strong acid positive ion exchange resin
基于外辐射源无源雷达
Passive Radar Based on External Emitters
离子无氢渗碳
plasma non hydrogen carburizing
plasma non-hydrogen carburizing
双层辉光等离子无氢渗碳
Hydrogen-free Double Glow Plasma Carburizing
无源无损耗缓冲电路
loss less passive snubber
无源无损缓冲电路
passive lossless snubber circuits
passive lossless snubber
无源无损软开关
passive lossless soft switching method