...论文,硕士论文,留学生论文,留学文书 关键词:淮南煤田 顶板地质特征 沉积环境 顶板稳定性 [gap=659]Key words:Huainan coal-field; roof geological feature; sedimentary environment; roof stability ..
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Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.
淮南煤田煤层气属于热成因和次生生物成因气的混合气。
This paper discussed the evolvement characteristics of sand bodies of the fourth coal bearing interval and its influence on No. 13-1 coal-seam thickness in Huainan coal field.
讨论了淮南煤田第四含煤段砂体的演化特征及其对13 - 1煤层厚度的影响。
The method has been applied in Xinji CBM exploitation in Huainan coal field of south China's Anhui province. The result indicates that the evaluation of relative...
并将此方法在安徽淮南煤田新集煤层气开发示范区研究工作中进行了应用，评价结果表明相对定性和单因素评价更为科学、合理、可信。
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