英语词汇“bottom wiper plug”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	bottom wiper plug
释义	bottom wiper plug bottom wiper plug [′bäd·əm ′wī·pər ‚pləg] (petroleum engineering) A device, installed in the cementing head of a well, run down the casing ahead of the cement to remove mud from the casing walls so as to prevent contamination of the cement.
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