1.
Study on the Factors of Residual gas Content of Broken Anthracite of Sihe Coal Mine
寺河矿无烟煤采落煤残余瓦斯含量变化规律研究
2.
Long Borehole Blasting Mining Technique of Unmanned Operated Coal Mining Face
无人作业工作面长孔爆破落煤回采工艺
3.
Numerical Simulation of Automatic Coal-dropping Discipline of Deep-state Small Faults Mining
深部小断层开采自动落煤规律的数值模拟研究
4.
France has fallen behind in coal production.
法国在产煤方面落后了.
5.
shake(a grate,eg in a stove)in order to make ashes,cinders,etc fall through
摇动（炉箅子等）使灰、煤渣等落下.
6.
France has fallen behind (Germany) in coal production.
法国在产煤方面落後（於德国）了.
7.
SUBSIDED COLUMN OF KARST IN SIIENNANCOAL-FIELD AMD ITS WATER FLOWING CHARACTERISTICS
沈南煤田岩溶陷落柱及其导水性特点
8.
Technology of Hazardous Water Control from Permeable Sinking Columns in Relou Coal Mine;
任楼煤矿导水陷落柱的防治技术研究
9.
An analysis of the decisive factors determining the formation of collapse columns in Xishan coal field
西山煤田陷落柱形成之主控因素分析
10.
Implement the "Coal Industry Policy" to foster the industry s healthy and sustainable development;
贯彻落实《煤炭产业政策》促进煤炭工业健康可持续发展
11.
The ingredient characteristic of 13118 working face of Xieqiao coal mine 2~# cave-in post and influence zone
谢桥煤矿13118工作面2~#陷落柱及影响区的煤岩特征
12.
Coal is of poor quality, while petroleum production is far below present needs.
煤的质量不好，石油产量又远落后于目前的需要。
13.
Characteristics of Late Carboniferous and Early Permian Plant Communities in Zibo Coalfield,Shandong
山东淄博煤田晚石炭世——早二叠世植物群落特征
14.
Development and Application of Collapse Pillars Database in Xishan Coalfield Based on Arcsde;
基于ArcSDE的西山煤田陷落柱数据库的开发与应用
15.
Analysis and Prevention and Cure of Admission and Diversion of Water in Bei Xulou Coal Mine;
北徐楼煤矿陷落柱充水、导水性分析及防治
16.
Study on the Community Characteristics of Zooplankton in Water Area Resulted from Coal-mine Subsidence;
采煤塌陷区水域浮游动物群落特征研究
17.
Research on Co-pyrolysis of Biomass and Coal in a Free Fall Reactor;
落下床反应器中煤与生物质共热解研究
18.
Preservation and revitalization of Bajiaogou workers’ village of Jiayang coal mine in Sichuan province;
四川嘉阳煤矿芭蕉沟工人村落的保护与开发