您要查找的是不是：
- It is a key for a high level pillar mining's success to prevent backfill from being destroyed. 充填体不产生大规模破坏是高阶段矿柱成功回采的关键。
- Discussion on ventilation leakage law in gateway of room and pillar mining 关于房柱式开采巷道漏风规律的探讨
- Technical analysis on feasibility of new room and pillar mining method 新型房柱式采煤法可行性技术分析
- Keywords room and pillar mining,shortwall mining,goaf,mechanization; 房柱式采煤;短壁采煤法;采空区;机械化;
- A semi-analytic method used in three-dimensional subsidence calculation of room and pillar mining 半解析方法用于房柱式开采沉陷的三维计算
- I groped for the light switch in the dark room. 我在黑暗的房间里摸索着找电灯开关。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- Sill pillared mining has been used in Tongshan Copper Mine where high tonnage of ore has been reserved in the sill pillars. 铜山铜矿采用有底柱采矿法留下的底柱矿石量较大。
- Ore Recovering from Goaf of Room and Pillar Mining Method in Xishan Gypsum Mine, Taiyuan City, Shanxi Province 西山石膏矿房柱采矿法采空区矿石回收
- Study of mine pressure with room- pillar mining in Nantun Coal Mine 南屯煤矿房柱式开采矿山压力研究
- His room is thrice the size of mine. 他的房间是我的房间三倍大。
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- A numerical simulation method used in three-dimensional subsidence calculation of room and pillar mining 房柱式开采减沉效果的三维数值模拟研究
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏，使得每个人都频频吸气。
- The furniture in the room was placed askew. 屋子里的家俱摆得歪歪斜斜。
- The girl went over the room quickly with a duster. 女孩用掸帚很快地把房间清理了一下。
- The dog kept nosing about the room this morning. 这狗今天在屋里不断地闻来闻去。
- She went out of the room in a huff. 她怒冲冲地走出了房间。
- Pillar Mining of Rock Cross - cut with Pseudo - sloping Flexible Shield 伪倾斜柔性掩护支架开采石门煤柱
- Our room opened upon a view of the bay. 从我们房间可以看到海湾。
