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- Gujiao coal mining district 古交矿区
- Shaft coal-pillar as well as mine plant coal-pillar is the only mineable resources in later stage of No. 6 coal mine of Changguang mining district. 摘要长广矿区六矿井筒与工业广场煤柱是矿井生产后期的惟一可供开采的资源，讨论了该矿复杂地质条件下井筒与工业广场煤柱开采的可行性；
- The 3-D seismic surveying method is adopted in the investigation on the sinking area in the northern mining district of Yingcheng coal mine in Jiutai, Jilin Province. 利用三维地震勘查手段,对九台市营城北矿沉陷区进行调查,实现了对沉陷区基本轮廓和分布范围的控制,测区北部2个沉陷区分布在断层两侧,沉陷面积分别为0。
- underground coal mining district 井下采煤区
- state programmed coal mining district 煤炭国家规划矿区
- Anchor wet rope pillar applied to coal mining district 锚网索支护在采区巷道中的应用
- Keywords overthrust fault;genesis;Pingxiang coal mining district; 逆掩断层;成因;萍乡矿区;
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- Keywords roadway under mining district;stilling pool;design;Xinan Coal Mine; 采区下部平巷;沉淀池;设计;新安矿;
- After all he had grown up in a mining district. 他毕竟是在煤矿区长大的。
- Feasibility Assessment of the First Mining District Threatened by Karst Water in Xingtai Coal Mine 邢台矿下组煤首采区带压开采可行性评价
- Technical transformation of ventilation system raise speed and volume for chaohua coal mine east mining district 超化矿东翼采区通风系统提速增容技术改造
- The blast occurred at 2:17 am while 436 employees of the Tunlan Coal Mine were at work underground in Gujiao city, 60 km west of Taiyuan, capital of the coal-rich province. 这起矿难事故发生于当天凌晨2时17分，事故发生在山西省古交市的屯兰煤矿，当时时井下有436名矿工正在工作。古交位于太原往西60公里。
- Issues on the production of the medium-middle type of coal mine in Yushen mining district 浅议榆林地区中小型煤矿生产中的问题
- Coal mining has always been a dangerous occupation. 采煤向来是一种危险职业。
- General bituminous coal mining; Motor freight. 一般烟煤开采；汽车货运。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- The landscape was destroyed by coal mining. 自然景观由于挖煤而受到了破坏。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
