To predict the amount of gushing water is crucial for mining safety and normal production in coal mine.
矿井涌水量预测，对矿井安全及正常生产都至关重要。
To emphasize expatiating on how the method of grey systems analysis works in the estimation of water-gushing amount of the tunnel, then compare the result with two common methods.
论述了隧道涌水预测的基本原理与方法，并重点结合岩溶地区特殊的地质条件对有关方法进行了阐述。
To emphasize expatiating on how the method of grey systems analysis works in the estimation of water-gushing amount of the tunnel, then compare the result with two common methods.
论述了隧道涌水预测的基本原理与方法，并重点结合岩溶地区特殊的地质条件对有关方法进行了阐述。
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