【機】 pipe fitting

管的英語翻譯：

canal; duct; fistula; guarantee; meatus; pipe; tube; wind instrument
【化】 pipe; tube
【醫(yī)】 canal; canales; canalis; channel; duct; ductus; salpingo-; salpinx
syringo-; tuba; tube; tubi; tubing; tubo-; tubus; vas; vaso-; vessel

附件的英語翻譯：

accessory; adjunct; annex; appendix; enclosure
【計】 accessory; attachment
【醫(yī)】 adjunct; adnexa; annexa; appendage; appendices; appendix; armature
【經(jīng)】 accessory; addendum; annex; attached sheet; attachment; enclosure
inclosure; supporting document