neutron collimator中子: neutron准直仪: collimator中子准直器: neutron collimator; neutron howitzer微型电子准直仪: miniature electronic autocollimator快中子准直器: fast neutron collimator; fast-neutron collimator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:中子准直仪，即可在微信中查询翻译
