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单词
elevator link
释义
elevator link
elevator link
[
′el·ə‚vād·ər ‚liŋk
]
(petroleum engineering)
One of the cylindrical bars that serve to support drilling rig elevators and to attach them to the hook from which the swivel is suspended. Also known as elevator bail.
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更新时间:2024/12/23 23:37:59