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单词 well tube
释义

Definition of well tube in English:

well tube

noun

  • (Originally) a tube inserted into a well shaft, through which water or oil is extracted; (later) the inner casing in a driven well.

Origin

Early 19th century; earliest use found in New Encyclopedia.

Definition of well tube in US English:

well tube

noun

  • (Originally) a tube inserted into a well shaft, through which water or oil is extracted; (later) the inner casing in a driven well.

Origin

Early 19th century; earliest use found in New Encyclopedia.
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更新时间：2025/7/4 11:23:33