套管

bushing; cannula; casing; sleeve; thimble
【化】 annular tubes; double pipe; double tube; liner; sleeve
【医】 cannula; canula; casing

1.casing  2.jackettube  3.sliptube  4.sleeving  5.sleevepipe  6.eyering  7.connectingleg  8.connecting  9.casingpipe  10.casingtube  11.bush  12.longscrew  13.rivetingthimble  14.conductorpipe  15.casingcoupling  16.drivepipe  

套的英语翻译：

convention; copy; cover; formula; harness; knot; series; set; sheath; sleeve
suit
【化】 covering; set
【医】 set

管的英语翻译：

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