1-5月标准体系

（）应手动启动消防水泵运转一次，并应检査供电电源的情况。

发布于 2021-02-22 05:55:55

【单选题】
A 每日
B 每周
C 每月
D 每季度

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y123456 2023-02-22

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这家伙很懒，什么也没写！

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