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单词
beam pumping unit
释义
beam pumping unit
beam pumping unit
[
′bēm ′pəm·piŋ ‚yü·nət
]
(petroleum engineering)
A device used in sucker rod pumping which has a horizontal member (walking beam) that is worked up and down by a rotating crank to produce reciprocating motion.
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更新时间:2025/7/1 20:21:55