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单词
casinghead
释义
casinghead
\ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷\
noun
:
a fitting at the top of the casing of an oil or gas well to allow pumping, cleaning, and the separation of gas from oil
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更新时间:2025/12/26 15:38:23