字典網>> 英漢字典>> R開頭詞條>>rotary seal的意思 漢英字典rotary seal中文翻譯:【化】 轉動密封rotary seal相關詞條:rotary disk contactor rotary drum vacuum filter rotary transformer rotary line switch rotary spark gap rotary engine rotary vane type pump rotary blower rotary pawl rotary column