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?煤礦安全規程?中規定,掘進機不帶有內噴霧裝置時,掘進工作面中必須使用外噴霧裝置和 B 。

作者:煤礦安全網 2015-08-01 12:46 來源:煤礦安全網

«煤礦安全規程»中規定,掘進機不帶有內噴霧裝置時,掘進工作面中必須使用外噴霧裝置和   B    。
A.及時向工作面灑水;  B.濕式除塵器;  C.加強通風

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