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- This paper, on the basis of petrofabric analysis, analyzed and studies Wenwangshan faults and Wangjiagou thrust faults in Lu-an coal district. 本文从岩组分析的角度出发；对潞安矿区的文王山断层和王家沟道冲断层进行了分析研究。
- A new type self-walking advance timbering support set is adopted in longwall coal mining face of Halagou Coal Mine,Shendong Coal District by Shenhua Group Co. 神华集团神东矿区哈拉沟煤矿在长壁工作面回风巷中采用了一种新型自移式超前支护支架组。
- The petrofabric analysis corresponded with the result of the conjugate shear joints analysis, indicating the multiple deformation of geological structures in Luan coal district. 岩组分析与共轭剪节理分析结果一致,反映了潞安矿区地质构造的多期复合变形。
- The petrofabricdiagrams show the SEE and NEE orientational squeezing stresses, which suggest that theLu-an Coal District fractural structures underwent multiple complex deformation atleast twice. 岩组图反映了南东东向和北东东向的挤压作用，这意味着潞安矿区的断裂构造经受了两期以上的复合变形。
- Daxinanling gathers the coal district 大兴安岭聚煤区
- Keywords Suxian coal district;coal petrography;anthracography;geochemisry; 朔县矿区;煤岩;煤相;地球化学;
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- We have enough coal to see the winter out. 我们有足够的煤过冬。
- They eked out their coal by collecting firewood. 他们拣拾木柴以补充煤的不足。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Pile on more coal the fire is going out. 火快灭了，再加上些煤。
- What can we do with the bituminous coal? 这些烟煤可以用来做什么？
- A coal fell from the fire and burned the mat. 一块煤炭从火中掉出来，烧坏了地席。
- The country is rich in oil and coal. 这个国家石油和煤的资源丰富。
