短語詞組短語rudder head bearing 舵頭舵承rudder pin bearing 舵銷軸承rudder pintle bearing 舵銷支承rudder carrier bearing 上舵承rudder heel bearing 舵板根承Rudder stock bearing 舵桿承座horizontal rudder bearing 水平舵軸承upper rudder bearing 上舵磐Lower Rudder Bearing 下舵承;下舵磐 返回 rudder bearing