Due to the unique advantages in coal mining, the back fill technology with high water material for rib in used gateway is getting more and more special attraction from the coal mining industry.
高水材料巷旁充填沿空留巷技术由于其在采煤生产中的独特优点而愈来愈受到采矿界的高度重视，并逐步得到推广应用。
The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine, such as shallow buried depth, thin bed rock and thick aeolian sand.
大采高液压支架是针对上湾矿煤层浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
For this, the course 'special subject lecture' was set up for coal mining engineering profession in our university.
辽宁工程技术大学采矿工程专业开设了“专题讲演”课程。
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