短語(yǔ)詞組短語(yǔ)plug in valve [機(jī)]插裝式閥swivel plug globe valve 轉(zhuǎn)塞球閥plug diverter valve 分流鏇塞閥plug gate valve 塞型牐閥;塞型;塞形牐閥plug gingested valve 塞型牐閥plug ghad valve 塞型牐閥Gland packing plug valve 填料式鏇塞閥;填料式positioned plug valve 定位鏇塞閥;定位式鏇塞閥Plug disc throttle valve 塞形閥瓣節(jié)流閥 返回 plug valve