煤炭开采工程应该把水文地质勘察工作与前期地质勘探工作结合进行，以查明基本的水文地质条件与相关参数；
Mining project should be carried out by combining hydrogeological survey with geological survey of previous period so as to establish basic hydrogeological condition and correlated parameters.
煤炭开采工程应该把水文地质勘察工作与前期地质勘探工作结合进行，以查明基本的水文地质条件与相关参数；
Mining project should be carried out by combining hydrogeological survey with geological survey of previous period so as to establish basic hydrogeological condition and correlated parameters.
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