beam extractor束: bind; tie引出: draw forth; lead to; drawing ...装置: installation; device; appara ...束流引出: beam extraction束流引出孔道: beam exit channel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:束流引出装置，即可在微信中查询翻译
