nitrogen gas generation system氮气: nitrogen; nitrogen gas发生: happen; occur; take place; a ...系统: system喷气发生系统: jet generating system; jet-generating system氮气发生器技术: technology of nitrogen generator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:氮气发生系统，即可在微信中查询翻译
