1.
Seam Comparison of Main Coal-bearing Section in Wujianfang Coalfield in Mogolia
内蒙五间房煤田主要含煤段煤层综合对比
2.
With similar geology factors of controlling gas, the content of coalbed methane is controlled by effective stage of gas generation and the rate of gas generation in this stage.
在其它控气地质因素相似的前提下，有效生气阶段和有效阶段生气率控制着煤层含气量的高低。
3.
Selection of Reasonable Section Heights During Top-coal Caving to Steep Seams
急斜煤层分段放顶煤开采合理段高选择研究
4.
Ceshui Formation Lithofacies Paleogeography and Coal Accumulation in Northern Section of Lianyuan-Shaoyang Coalfield, Central Hunan
涟邵煤田北段测水煤系岩相古地理与聚煤作用
5.
Technical condition of coal for two-stage cyclic water gas gasifier
GB/T17610-1998水煤气两段炉用煤技术条件
6.
Theoretical determination of the section coal pillar's reserve-width in medium thick coal seam
中厚煤层区段煤柱留设宽度理论确定
7.
Coal-Bearing Characteristics of Heibaoshan 153 Coal-Bearing Basin
黑宝山煤田一五三含煤盆地的聚煤特征
8.
Measurement on reducing impurity content in export coal in Datong Coal Group;
同煤集团降低出口煤杂物含量的措施
9.
Study of Coal Gas-bearing Features and Hydrocarbon Producing Ability in Shuangyashan Coal Fields
双鸭山煤田煤含气性及生烃能力探讨
10.
Peat, the first stage in the formation of coal, is a low-rank material.
泥炭是煤形成的第一阶段，是一种低质煤。
11.
Study on Top Coal Caving of Horizontal Section Top Caving in Steep Seam;
急倾斜水平分段放顶煤顶煤放出规律研究
12.
Simulation Experiment of Section Coal Pillar Parameter of Hongqinghe Coal Mine
红庆河煤矿区段煤柱参数模拟实验研究
13.
Comparison of strata movement between section and slicing of top coal mining in steep and thick seams
急斜厚煤层分层与分段放顶煤岩层移动对比
14.
CBM storage character of lignite and gas content estimate method
褐煤煤层气储集特征及气含量确定方法
15.
Study on the Gassy Coal THM Coupling Model and Coal and Gas Outburst Simulation
含瓦斯煤THM耦合模型及煤与瓦斯突出模拟研究
16.
Simple Analysis of Coal-Accumulating Laws of Coal-bearing Stratum of Hongxiugou Formation in Northern Part of Hongxiugou Basin
红锈沟盆地北部含煤地层红锈沟组聚煤规律
17.
STUDY ON MODEL OF SULFUR CONTENTS ON THE MERCURY DISTRIBUTION CHARACTERISTIC IN COALS
煤的含硫率对煤中汞的分布特性影响模型研究
18.
Load problems of working mechanism of the shearer in containing pyrites and thin coal seam
含硫化铁结核薄煤层采煤机工作机构载荷问题