This paper introduced the reconstruction Condition of under Well water storehouse drained sludge electric Control System and economic benefits have been obtained.

本文介绍了井下水仓排泥电控系统的改造情况及所取得的经济效益。

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Secondly, it outlines the reclaimed water reuse condition of domestic and overseas, as well as setting and combination of water reuse system in residential district.

其次，概述了国内外中水回用的情况以及建筑小区中水回用系统的设置与组合。

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By way of the engineering practice in Zhahe mining area, the method raising the well capacity in the karst containing water system under the suitable hydrogeology condition was introduced.

通过淮北闸河矿区的工程实践，介绍了在适宜的水文地质条件下，利用爆破方法提高岩溶含水系统中水井出水量的方法。

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