continuous flow oxygen system连续: 6年未出事故. There have been no a ...流出: outflow; effusion; runout; v ...式: type; style供: offerings氧: oxygen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:连续流出式供氧装置，即可在微信中查询翻译
