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- Based on the basic research, the hidden cavity was detected in Changba Lead-zinc Mine with Ground Penetrate Radar and Rayleigh wave detector, and the detected result would provide technical support for safety mining. 分析了各自相应的适用条件,并综合应用探地雷达法和瑞雷波法在厂坝铅锌矿进行了地下群采空区的现场探测,基本查明了试验采场采空区的分布情况,为后续的安全回采提供了技术支撑。
- Coal bed methane content is fairly high which threatened safety mining in some areas in Shuangyashan mining area. 双鸭山矿区局部区域煤层瓦斯含量较高,威胁到安全生产。
- In order to realize safety mining of mine, it is necessary to research on the overlying formation's movement rule caused by underground mining and its effect on the ground surface movement. 为实现矿山的安全开采,必须对地下开采引起的上覆岩层的移动规律及其对地表移动的影响进行研究。
- Dangerous strips with coal and gas bursting in mining face is divided to ensure safety mining and realization of high production and high efficiency. 对工作面进行煤与瓦斯突出危险条带划分,保证矿井安全生产的同时实现了工作面的高产高效。
- It seemed an eternity before news of his safety reached her. 他平安的消息到达她那里之前,那段时间似乎是无限漫长的。
- Thanks to I had tied then the safety belt. 幸亏我当时系上了安全带。
- The ship came about and headed back for safety. 这只船掉过头往回开到安全地带去。
- I don't wonder you were anxious about their safety. 你为他们的安全着急,我是不奇怪的。
- In the end they reached a place of safety. 他们终于到达了一个安全的地方。
- When do the new safety rules come into force? 新的安全规则何时生效?
- The safety precautions are totally inadequate. 这些安全措施完全不合格。
- Computer software of mine safety MIS is develop ed. 开发了矿山安全管理信息系统软件。
- I'm worried sick about my son's safety. 我十分担心我儿子的安全。
- If I lose my job, I've got no safety net. 我丢掉这份工作就无计可施了。
- We're all concerned for her safety. 我们都为她的安全担忧。
- The new aircraft is undergoing safety tests. 这种新飞机正在接受安全性能检验。
- His long absence raised fears about his safety. 他长期不在引起了大家对他的安全的担心。
- The new safety regulations are now in force. 新的安全规则现已生效。
- The report is scathing about the lack of safety precaution. 该报道对缺乏安全预防措施一事严加指责。
- Safety Mining of Waterlogged Field in Outsize Gob 特大采空区积水区下的安全回采