The continuous wall junctions are connected by the methods of junction pipe method, junction plate method and section steel pillar method and good effectiveness has been gained.
连续墙墙段接头采用接头管法、接头板法和型钢柱法，均取得了较好的效果。
By giving the roof a kind of folded plate roof structure, we were able to fulfill the pillar-less interior space.
由于使用可折板式的屋顶结构，室内的柱子非常的少。
Orebearing veins are in the forms of inclined pillar or plate, medium to steep dipping and are controlled by fractures and faults.
矿脉呈中一陡倾斜柱板状产出，严格受断裂构造控制。
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