drive pipe孔口: porthole; ostiole; orifices套管: drivepipe; annular tubes; br ...出口套管: outlet sleeve开口套管: split coupling气管造口套管: tracheostomy ca ula; tracheostomy cannula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:孔口套管，即可在微信中查询翻译
