1.
The Design of Bolt-rope Support in No.9 Seam Entries
9号煤半煤岩巷道锚杆锚索支护设计浅析
2.
Exploration and Application of Support Methods in Half Coal Rock Roadway in Steep Coal Seam
急倾斜煤层半煤岩巷支护方法的探索与应用
3.
Rapid Tunneling Technology for Semi-coal Rock Tunnel in Sitai Coal Mine
四台矿半煤岩巷道快速掘进工艺技术
4.
Numerical simulation optimization on parameters of bolt support in semi coal and rock roadways
半煤岩巷锚杆支护参数优化数值模拟研究
5.
The study on the failure form of soft rock roadway and bolt support parameter
半煤岩巷道破坏形式与锚杆支护参数研究
6.
Terms relating to coal petrology
GB/T12937-1995煤岩术语
7.
The lime-stone rocks bed up against the coal.
石为岩层紧靠着煤矿层。
8.
Shale underlies coal.
页岩层在煤层之下。
9.
Research on Coal and Rock Separation and Petrographic Analysis Experimentation of Coal Samples from KAILUAN Group Mining Corporation
开滦煤煤岩分离及岩相分析的试验研究
10.
The Study on Coal Petrographic Blending and Predicting Coke Quality of ANGANG GROUP;
鞍钢煤岩配煤与预测焦炭质量的研究
11.
Characteristics of Coal Rock and Coal Quality in Fuxing District of Suibin County of Heilongjiang Province
黑龙江省绥滨县福兴区煤岩煤质特征
12.
Experiment Study of Burst Tendency of Coal and Rock Layers at Tangkou Coal Mine
唐口煤业煤岩层冲击倾向性试验研究
13.
Study on Correlations between Petrographic Features and Coking Performance of Single Coals
单种煤煤岩特征与结焦性关系的研究
14.
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
15.
The Study of Coal Petrology and Coal Geochemistry in Permo-Carboniferous Coal from Datong Coalfield;
大同煤田石炭二叠纪煤的煤岩学和煤地球化学研究
16.
Mechanics characteristics of coal and its roof and floor rock and the effects of hydraulic fracturing on coal reservoir
煤岩与顶底板岩石力学性质及对煤储层压裂的影响
17.
Preliminary Study on the Petrology of the Devonian Liptobioliths in Luchiuan, Yunnan
云南禄劝泥盆纪角质残植煤的煤岩研究
18.
The Mechanism Research of Coal Rock Mechanics in Vertical Shaft Coal-opening Process;
立井揭煤过程中的煤岩体受力变化机制研究