基本解釋舵桿箱道；舵桿圍井；舵桿琯；舵桿筒詞組短語(yǔ)短語(yǔ)rudder stock trunk 舵桿琯rudder trunk collar 舵頸圈;舵桿筒封圈underhung rudder with rudder trunk 有舵桿筒懸掛舵rudder trunk更多詞組專業(yè)釋義交通運(yùn)輸工程舵桿圍井舵桿箱道經(jīng)濟(jì)學(xué)舵桿筒