在岩巷施工中对有化学腐蚀性的含水围岩段，大面积淋水或局部涌水处理无效地段，适于采用石材支护。
In the rock roadway construction, the chemical corrosion water-bearing surrounding rock roadway, large area from spilled water or the ineffective partial pouring water part, adapt to stone support.
在岩巷施工中对有化学腐蚀性的含水围岩段，大面积淋水或局部涌水处理无效地段，适于采用石材支护。
In the rock roadway construction, the chemical corrosion water-bearing surrounding rock roadway, large area from spilled water or the ineffective partial pouring water part, adapt to stone support.
应用推荐