本文在深入现场实地调研的基础上，通过对团城铁矿散体流动参数进行测定，确定了合理的回采顺序以及巷道、放矿口的最佳规格；
Then, the order of mining and the standard of the tunnels and the drawing-hole are fixed due to mensurating the parameters of the granular materials.
峨口铁矿为了解决东区采场的矿石出路问题，决定增建两条放矿明溜槽。本文简述了溜槽工程地质概况，详细介绍了溜槽的爆破成形设计方案，分析了爆破效果。
In this paper, the geological condition of the chute in the iron mine is discussed, the design program for forming the chute by blasting is also introduced, and the blasting effectiveness is analyzed.
峨口铁矿为了解决东区采场的矿石出路问题，决定增建两条放矿明溜槽。本文简述了溜槽工程地质概况，详细介绍了溜槽的爆破成形设计方案，分析了爆破效果。
In this paper, the geological condition of the chute in the iron mine is discussed, the design program for forming the chute by blasting is also introduced, and the blasting effectiveness is analyzed.
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