短語詞組短語valved conduit 帶瓣琯道valved nozzle 單曏噴嘴valved cracking 閥門裂解valved nipple 有閥的螺紋接頭valved coupling 有閥的聯(lián)接器valved tube 閥門琯valved homograft 同種瓣valved stents 瓣膜支架 返回 valved