此研究对于如何安全利用采空区场地，保护矿区水资源、防止生态环境恶化有一定的参考价值。

This study provides a reference for safe utilizing the goaf site, protecting water resources in mining area and preventing deterioration of the ecological environment.

youdao

此研究对于如何安全利用采空区场地，保护矿区水资源、防止生态环境恶化有一定的参考价值。

This study provides a reference for safe utilizing the goaf site, protecting water resources in mining area and preventing deterioration of the ecological environment.

youdao