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单词
wrap-around hanger
释义
wrap-around hanger
wrap-around hanger
[
′rap ə¦rau̇nd ′haŋ·ər
]
(petroleum engineering)
An oil-well tubing hanger made up of two hinged halves with a resilient sealing element between two steel mandrels.
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更新时间:2024/12/23 0:14:34