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- burst and deform of coal and rock 煤岩破裂变形
- Research shows that maceral and the degree of metamorphism of coal rock are key factors that control the generating and storing capacity of coal rock. 煤岩组分和煤变质程度是影响煤层生储气能力的主控因素。
- According to the analysis to the coaly facies,the coal lithotypes,the coal rock composition,the text discusses the influence factor of coal endogenic crack. 文中通过对煤相、煤岩类型、煤岩成分的分析,论述了煤中内生裂隙的影响因素。
- Under the tectonic stress,the deformations of coal seams and the adjoining rock strata infault-block structural area are of good coordination and close correlation. 断块构造区域内煤层及其周围岩层在构造应力作用下的形变具有很好的协调性和密切的相关性。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- Based upon microcal rock and reflectance of coal rock,the paper analyses the heatalteration of ripening index of organic matter.It has practical value for evaluating gas storageconidion of coal bed. 通过研究显微镜质组分、镜质组分反射率，分析了有机质成熟度的热演化趋势，对评价气源岩的储气条件具有实用价值。
- 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。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- She appeared to deformation of the face. 她出现了能变形的面孔。
- The country is short of known deposits of coal. 这个国家缺少已知的煤矿矿床。
- discernment of coal rock interface 煤岩界面识别
- An inexhaustible supply of coal. 用之不竭的煤炭供应
- Deformation of a spring is linear with the force applied on it. 弹簧的变形量与施加在其上的作用力成线性关系。
- China has a wealth of coal, iron and other minerals. 中国有丰富的煤、铁和其它矿产资源。
- The oven holds sufficient heat to fire up a fresh charge of coal. 炉里有足够的热量使新加进的煤燃烧起来。
- Sketch the deformation of the frame corresponding to each. 画出每一种情况下的钢架变形草图。
- We are talking about the ignitability of coal. 我们在谈论有关煤炭之可燃性。
- Coal rock can be classified as humic and sapropelic coal. 在煤岩的分类中，有腐殖煤和腐泥煤之分。
- The uses of coal are by no means limited to those. 煤的用途何止那一些。
