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《煤礦防治水細則》規定,煤層內,原則上禁止探放水壓高于0.1MPa的充水斷層水、含水層水及陷落柱水等。如確實需要的,可以先構筑防水閘墻,并在閘墻外向內探放水。(? ) ???

2021-11-04 13:56 所屬題庫:煤礦防治水細則 規定 煤層 水壓 陷落柱
題目信息:

  《煤礦防治水細則》規定,煤層內,原則上禁止探放水壓高于0.1MPa的充水斷層水、含水層水及陷落柱水等。如確實需要的,可以先構筑防水閘墻,并在閘墻外向內探放水。( )

  A. 正確

  B. 錯誤

答案

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