• According to the reality of Malan coal mine, analyzes the factors of filling water one by one when dug up. Puts forward the corresponding measures of prophylaxis and treatment.

    结合马兰实际,对采掘生产中井巷因素进行了逐一分析,并提出相应防治措施

    youdao

  • Predictions are made according to several sea filling plans, and the impact of the hydrodynamic factors such as tidal current, water level, etc. are obtained.

    另外,根据几个方案,分别进行了预测计算,从而得到了各方案分别实施时潮流水位流通量等动力因素带来的影响

    youdao

  • Predictions are made according to several sea filling plans, and the impact of the hydrodynamic factors such as tidal current, water level, etc. are obtained.

    另外,根据几个方案,分别进行了预测计算,从而得到了各方案分别实施时潮流水位流通量等动力因素带来的影响

    youdao

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