基本解釋[交通運輸工程]侷減閥詞組短語短語quick service limiting valve diaphragm 侷減膜板quick service limiting valve piston 侷減活塞quick service limiting valve stem 侷減閥桿quick service limiting valve bush 侷減閥套quick service limiting valve spring 侷減閥彈簧quick service limiting valve更多詞組專業(yè)釋義交通運輸工程侷減閥