chief draining pump中文,chief draining pump的意思,chief draining pump翻译及用法

2025-10-31 04:13 浏览次数 9

chief draining pump

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chief draining pump 例句

英汉例句

  • this paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.

    详细地阐述了保持煤矿井下大泵经济运行的途径和方法。

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