您要查找的是不是：
- roadway roof accidents 巷道顶板事故
- Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result. 通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。
- According to statistic and research in field, failure reason and breakage mode of anchoring system in roadway roof that threaten the roof were pointed out. 摘要通过现场实际调查和统计，指出了威胁巷道顶板安全的煤巷顶板锚固系统失效的原因和破坏模式。
- Controlling roof accidents and preventing the occurrence of bursting underground pressure are the priorities and difficulties to mine deeper isolated pillar face. 控制顶板事故,防范冲击矿压的发生是开采埋深较大的孤岛煤柱工作面的重点和难点。
- Application of Combined Support of Roadway Roof 掘进巷道顶板联合支护的应用
- A simple analysis of cause and precaution of roadway roof fall 浅析巷道冒顶的原因及预防措施
- She and I can't live under the same roof. 她和我不能住在一起。
- Optimization of Fire Prevention and Extinguishing Scheme for Roadway Roof Coal 巷道顶煤防灭火方案优选
- Roof Accidents Reasons and Preventive Measures for Simple Roof Caving Faces 简易放顶煤工作面顶板事故原因及预防措施
- The two accidents happened on the selfsame day. 这两起意外事故发生在同一天。
- I have kept a reserve fund in case of accidents. 我已筹备了一笔准备基金以防不测。
- Application of Artificial Neural Network in Identifying Lithology of Roadway Roof Strata 人工神经网络在煤巷顶板岩性识别中的应用
- The stone made a dent in the roof of my car. 我的汽车顶让石头砸了个坑。
- A raised roadway, as across water or marshland. 堤道加高的行道，如穿过水洼或沼泽的道路
- Snipers shot at the invaders from the roof tops. 狙击手从房顶上向侵略者射击。
- Don't stop on the roadway; move in to the side. 别在车行道上停留;到边上来。
- Barring accidents, I'll be there. 除非有意外事故，我会一定到场的。
- His working life was full of accidents. 他在一生的工作中遭遇了种种意料之外的事。
- The rain water drips from the roof. 雨水从屋顶滴下来。
- During the gale roof tiles came hurtling down. 在暴风中屋顶的瓦片哗啦啦地落了下来。
