英语词汇“casing scraper”的翻译、意思、用法、释义-英汉汉英双解词典

单词	casing scraper
释义	casing scraper 基本例句清管器 From time to time a scraper is passed through the pipeline to remove this corrosion.不时用清管器在油管内穿过，以清除这种锈蚀。
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