focused jet streamfocusing jet聚焦: focus; focusing; concentrate射流: jet-flow; vein; jet; filamen ...二次聚焦射束: refocused beam电子束聚焦射线束聚焦: beam focusing散焦射束: defocused beam下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:聚焦射流,即可在微信中查询翻译