短語詞組短語clearance e angle 後角;齒背角clearance &angle 後角normal clearance angle 法隙角orthogonal clearance angle 垂直隙角front clearance angle 前隙角;[機(jī)]副後角;隙角;繙譯edge clearance angle 刃後角drag clearance angle 前鋒緣角clearance of pressure angle 壓力角間隙end capacity clearance angle 前鋒畱隙角 返回 clearance angle