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- Room and pillar filling method 分矿房矿柱分层充填法
- 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
- I run back to my room and retrieve my bag. 我奔回房间取回自己的提包。
- Lots of coal mines in neimenggu use the system of room and pillar and exploits only rooms but not pillars. 内蒙古地区很多煤炭生产基地多利用房式开采体系，只采煤房，不采煤柱。
- He go up to his room and have a shower. 他回到他的房间洗了个淋浴。
- 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
- She came into the room and shut the door. 她进到屋子里来，然後关上了门。
- 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
- They thrust him into the back room and tied him up. 他们将他推入后房并把他捆了起来。
- China macro-economy and pillar industry! 中国宏观经济及支柱产业状况!
- We will provide room and board for them. 我们将提供他们的食宿。
- 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
- I ran back to my room and retrieved my bag. 我奔回房间取回自己的提包。
- She stepped into the room and sat down in a sofa. 她走进屋子在沙发上坐下。
- Room and Pillar Short wall Mining in Shendong Hala Gou Coal Mine 神东哈拉沟煤矿房柱式短壁机械化采煤法
- Recovery of Remnant Intervening Pillars with Common Room and Pillar Method 采用普通房柱法回采顶底间柱残留矿体
- The child rushed into the room and track dirt over the floor. 小孩冲进房间，在地板上到处留下带泥的脚印。
- He bounded into the room and announced that he was getting married. 他蹦蹦跳跳地跑进房间里，宣布他要结婚了。
- Keywords pre truncating crest room and pillar method;gently dipping middle thick ore body;rate of excavation and recovering;depletion rate;rate of wastage; 预切顶房柱采矿法;缓倾斜中厚矿体;采掘比;贫化率;损失率;
- She went into her room and shut the door behind her. 她进入自己的房间，关上了门。
