The comprehensive application of powder-coal ash is an efficient way to improve environment and reduce the usage of land, and it has good characteristic of mixed into cement road construction.
粉煤灰的综合利用，是改善环境、减少土地占用的有效途径，而其掺入水泥筑路，具有良好的性能。
This paper introduces the application of equi-block indexation method in geological condition evaluation of comprehensive mechanized coal mining.
介绍了等性块段指数法在矿井综采地质条件评价中的应用。
The research status on the comprehensive application of coal fly ash has been reviewed.
本文对粉煤灰综合利用的研究现状进行综述。
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