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1·Coal resources; Mining rights; Convenience yield; Two-factor model.

煤炭资源；采矿权；便利收益；双因素模型。

2·Jiaozuo urban district is rich in coal resources, the mines are crowded.

焦作市区煤炭资源丰富，矿山密集。

3·It reviews roughly the history of coal resources prospecting and exploitation.

回顾了我国煤炭资源勘探和开发的概略历史和主要成就。

4·The characteristic of coal resources is nonuniform distribution in regions and coal ranks in China.

我国煤炭资源分布的特点是地域分布和煤种分布都不均匀。

5·Coal resources, characters and utilization route of Shandong Province were discussed in this paper.

系统地阐述了山东省的煤炭资源、煤质特征及其主要利用途径。

6·Xinzhou City is rich in coal resources, long-term coal mining causes big influence on water resources.

忻州市煤炭资源丰富，长期采煤对水资源造成很大影响。

7·Ordos basin locates in the middle of the China, and possess abundant oil, natural gas and coal resources.

鄂尔多斯盆地位于中国大陆中部，具有丰富的石油、天然气和煤炭资源。

8·It will take big risks and cost to carry out business transformation when the coal resources are exhausted.

煤炭企业是资源依赖型企业，若在煤炭资源枯竭时才开始进行企业转型，代价大风险高。

9·The value of the exploitation&use of coal resources has the coupling feature of positive and negative value.

煤炭资源的开发利用呈现出明显的正、负价值的耦合性。

10·The paper briefly introduced storage of thin seam coal resources in China as well as several type of mining equipment.

文章简要介绍中国薄煤层煤炭资源的储存情况、薄煤层开采机械的几种类型。