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- Remnant mining coal column 残采煤柱
- The company is mining coal in the south of country. 该公司正在国家的南部开采煤矿。
- Based on remains supposes coal column mining determined,and further to the plan optimization design, remains supposes coal column mining had determined reasonable the width. 在确定了留设煤柱开采的基础上,进一步对方案优化设计,确定了合理的留设煤柱的宽度。
- At one time they used to mine coal in these valleys. 从前他们在这些峡谷中采煤。
- Through surmounting solves the technology knotty problem of retrieving coal column of mining area with the system mechanization mining technique.By application in mining process the effect is better. 通过攻关,解决了综采工艺回收盘区煤柱的技术难题,经过在开采过程中的应用,效果良好。
- Local people have been mining coal here since the sixteenth century. 当地人从16世纪开始就在这儿开采煤矿。
- The man mines coal where day seems like night. 这个人在即便是白天也犹如晚上的地方开采煤炭。
- Research on System Mechanization Mining Technique to Retrieve Remnant Coal Column in Mighty Impact Pressure Mining Area 综采工艺回收强冲击矿压盘区残采煤柱的研究
- At present in gasoline de-mercaptan Process active carbon is mainly in forms of coal column and fruit shell(coconut,apricot,etc). 目前应用于炼油厂汽油脱硫醇装置的活性炭有煤质柱状活性炭、果壳(椰壳、杏壳等)活性炭。
- The isolated island working face is surrounded with the goaf and its Surrounding coal column and goaf have a tendency of spontaneous combustion. 孤岛综放工作面四周均与采空区相连,其四周煤柱和工作面采空区易于出现自燃发火。
- BASF was mining coal until the late 1980s, and today even that might again make sense. 巴斯夫直到1980年代的后期才开始涉足煤矿业,今天看来也是明智之举。
- Hong-year (1268-1398) mining coal, then Pottery, Yetie, ironware and industrial development in succession, trade rise. 明洪武年间(1268年至1398年)开采煤炭,随即制陶、冶铁、铁器加工业相继发展,商贸兴起。
- Mining coal is one of primary factors to damage land resources,it not only decreases cultivated area,but also causes environment of mine destruction. 煤矿开采是对土地资源破坏的主要部分之一,不仅使耕地面积减少,而且造成矿区环境的破坏。
- The mining settlement is one of the main geological disaster which caused by mining coal bed in the undergound,and the land was destructed seriously. 开采沉陷是由于煤矿地下煤层的开采导致的一种主要的地质灾害类型,对土地的破坏非常严重。
- It has outlined the law of geometry formula computation as well as the formula derivation of the coal amount among the range of protecting coal column,has pointed out the superiority of this law comparing with the traditional method. 概述了保护煤柱留设的几何公式计算法以及保护煤柱压煤量公式的推导,与传统方法作了类比,指出此法的优越性。
- The beautiful curtain is made of remnant materials. 这个漂亮的窗帘是用零头布做的。
- Companies have to be happy with mine coal sales adjustment of the rights and specific adjustment then tripartite consultations. 公司具有对同忻矿井煤炭销售调整的权利,具体调整事宜届时由三方协商解决。
- Uses in the coal column filling to filter the decolorization,may reduce the powdered carbon amount used, improves the monosodiumglutamate quality, department head the coal column service life. 用于炭柱装填过滤脱色,可降低粉炭用量,提高味精质量,延长炭柱使用寿命。
- The move crevasse superimposes mutually and constitutes the complex underground crevasse network,which are produced by geologic structure crevasse in Fuxin Basin and mining coal. 盆地内地质构造断裂和采煤活动中产生的采动断裂互相叠加,构成了十分复杂的地下断裂网络。
- This paper discusses the reliability of narrow coal column support from load-bearing capacity, pin timbering manner, small hole anchorage cable strengthening and top paste injection etc. 从保证窄煤柱承载能力、顶锚杆支护形式、小孔径锚索加固、顶板预注浆等方面论述了采用窄煤柱支护的可靠性。