浅眼留矿法底部结构在大吉山的细化管理

Detailed management of the bottom structure in darji mountain by shallow hole retention method

本文主要叙述大吉山钨业井下浅眼留矿法底部结构掘进施工工艺和细化管理的应用实例及取得的良好效果。

This paper mainly describes the construction technology and refinement management of bottom structure tunneling by shallow hole method in darjeshan tungsten industry and the good results obtained.