实践证明马兰庄铁矿尾矿复垦，技术上可行，社会效益显著。
The practice have proved that the technology of the tailing receation is feaSible, and the society benefit is outstanding.
以马兰庄铁矿尾矿库为例，对尾矿库工程中虹吸排渗系统的组成和尾矿砂中虹吸井的施工方法进行了简要介绍。
Tailing pond of Malanzhuang Iron Ore Mine was as the example to introduce the constitute of the siphonic drainage system and the construction technique of siphonic well in tailing sand.
本文通过对间隔装药技术全面细致的分析以及在马兰庄铁矿的应用实践，指出间隔装药爆破技术的应用价值及其可行性。
According to a general and elaborate analysis of interval charging and its application in Malanzhuang Iron Mine, the feasibility and application value of interval charging is pointed out.
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