low-intensity beam弱: weak; feeble束: bind; tie低流强束 弱束: low-intensitybeam弱束缚电子: loose bound electron弱束暗场技术: weak beam dark field technique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:弱束，即可在微信中查询翻译
