pig ring 中文意思是什麼
pig ring
解釋
豬鼾圈-
High integrity shutoff gate valves can be used for hot tapping or in pipeline services where a soft pig is used if the seat ring installation lugs are removed
高度完全關閉閘閥可以用在熱水龍頭,或拆卸閥座環安裝吊耳後,用在採用軟鐵塊的管路中。 -
It is illegal to let your pig run free in detroit unless it has a ring in its nose
任由豬只在底特律市亂跑是違法的,除非豬鼻穿有環圈。
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