Coalbed methane is a kind of high-quality and clean energy.

煤层气是一种优质的洁净能源。

The Qinshui Basin is rich in coalbed methane whose development and usage are of importance.

沁水盆地煤层气资源丰富，其开发和利用具有重要意义。

Correct potential evaluation and prediction are the key to develop coalbed methane resource.

正确评价、预测煤层甲烷气藏的开发动态是煤层甲烷资源开发的关键。

Conventional flow mathematical models of coalbed methane are all based on Euclidean geometry.

传统的煤层气渗流数学模型均是建立在欧几里德几何基础上的。

The coalbed methane content is the most important index for the evaluation of coalbed methane.

煤层甲烷含气量是评价煤层气的最重要指标。