彈簧油封 spring loaded oil seal: 彈簧汕封spring loaded apex seal: 彈簧加載徑向密封片spring loaded lip seal: 彈簧唇形密封; 彈簧口密封spring loaded seal: 彈簧加壓密封spring-loaded leather seal: 彈簧壓緊皮碗下載手機詞典可隨時隨地查詞查翻譯