This mining technology combined the fully mechanized mining with orthodox working face, and it layoutted irregular form and double unit face, adopted the rotational adjustment mining.
该开采技术在工作面巷道布置上采用机采与普采混合，不规则刀形形状和对拉工作面布置，回采工艺采用了旋转调采等新技术。
The method to replace high-grade double-unit conventional face by backed double-unitfully-mechanized face on 76106 and 76108 face in Du'erping mine is introduced.
介绍了杜儿坪矿南一中组76106、76108工作面原设计为高档对拉现改为综采背拉开采的方法。
The method to replace high-grade double-unit conventional face by backed double-unitfully-mechanized face on 76106 and 76108 face in Du'erping mine is introduced.
介绍了杜儿坪矿南一中组76106、76108工作面原设计为高档对拉现改为综采背拉开采的方法。
应用推荐