折角管

【机】 angular tube

折的英语翻译：

break; convert into; discount; fold; lose money in business; ply; snap
turn over

角的英语翻译：

corner; angle; cape; contend; horn; wrestle; role
【医】 angle; anguli; angulus; Broca's angle; cornu; cornua; gonio-; horn

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