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- Spontaneous combustion of sulfide ores is one of the major hazards in safe mining of sulfurous ore deposits. 硫化矿石自燃的防治一直是含硫矿床面对的主要安全问题。
- The upward horizontal cut and fill stoping method and the measures for safe mining are recommended. 推荐使用机械化上向水平分层充填采矿法，提出了安全回采措施。
- This study provides a scientific method about studying the gas content of the coal seam unmined and provides the basic data about the safe mining. 这为未开采煤层瓦斯含量的研究提供了科学方法，并为该煤矿的安全开采提供了基础资料。
- All this provide the theory reference for safe mining of the island coalpillar, establish theory base, and have certain instruction function. 这都为孤岛煤柱的安全开采提供了理论参考,奠定了理论基础,并且有一定的指导作用。
- Rock-bursting is a special underground pressure behavior in deep mining in China currently and it intimidates seriously the safe mining. 冲击矿压是当前我国煤矿深部开采出现的一种特殊的矿山压力现象,它严重威胁井下安全生产。
- The analysis stresses on the critical techniqes to be studied and problems ,(?) solved in determining and applying the safe mining plans, approaches and measures. 文中着重分析了在选定和实施有关技术途径、方案和措施时,应当重视研究、解决的一些技术关键。
- Under the basis water body mines particularity,determination the rationality of safe mining. 依据水体下开采的特殊性,确定安全开采的合理性。
- Status quo of safe mining of collieries in Poland, especially mines with danger of rock-burst was introduced in this paper. 摘要简述了波兰煤矿，特别是有冲击矿压危险的矿井安全生产现状；论述了多年来波兰在冲击矿压防治技术、方法、装备等方面取得的成果。
- Is any of these wild fruits safe to eat? 这些野生水果有哪一种是安全可吃的吗？
- The pilot manages to glide down to a safe landing. 驾驶员设法使飞机滑行下降安全著陆。
- He opened his safe and drew out a petty-cash box. 他打开保险柜取走一个小钱匣。
- She was a bit on edge till she heard he was safe. 她听到他安然无恙才放下心来。
- Always keep your driving licence in a safe place. 驾驶执照一定要妥善保管。
- The thieves got away with the contents of the safe. 那些窃贼偷走了保险箱内的东西。
- The train is a safe means of transportation. 火车是一种安全可靠的交通工具。
- He went heels over head into buying mining stock. 他购买了矿业股票，做事真鲁莽。
- Anxiously await your safe arrival. 急切地等待您安然到达。
- There is no safe landing on that coast. 那一带海岸没有安全的登陆处。
- They have got home safe and sound. 他们已平安到家。
- He expropriated the jewels from the bank's safe. 他非法将他人的珠宝从银行保险箱中取走。
