文章摘要信息 关键词 ： 韩城地区；煤体结构；测井曲线组合特征 [gap=1644]Keywords : Hancheng Mine ；coal structure ；combined features of well logs
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coal structure index 煤体结构指标
coal structure and properties 煤结构与性质
coal structure and characteristics 煤分子结构及特性
coal preserving structure 贮煤构造
coal pore structure 煤孔隙结构
post-coal palaeo-structure 聚煤期后构造
Trestle Structure for Coal Conveyer 电厂输煤栈桥结构 ; 栈桥输煤结构 ; 支架结构为煤输送机
Coal body structure 煤体结构
But methods which can accurately distinguish the coal structure type are not perfect.
但是在准确检测煤体的结构类型的方法仍然存在着不足。
Because of China's natural gas resources, that the coal structure beyond proportion nearly doubled.
由于中国天然气资源有限，煤炭结构比例超出近一倍。
Further, the action mechanism of the factors such as coal structure, gas pressure, gas component and so on are discussed.
并进一步探讨了煤的结构、气体压力、气体成分等因素的作用机理。
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