1、Both coal gangue and coal bed methane are low heating value fuels.
煤矸石和含甲烷量較低的煤層氣均屬于低熱值的燃料。

2、In this paper, the coal bed gas resources in Shanxi Province are summarized.
本文對山西省煤層氣資源作了概括性總結。

3、This method is first used to the quantitative prediction of coal bed methane in Shanxi province.
并將該方法首次用于山西省煤層甲烷的定量預測。

4、Used for truncating coal bed and breaking soft ore into pieces in mineral industry.
采礦工業(yè)中用于截斷煤層和打碎礦石。

5、Appraisement of Coal Bed Ash during Exploration Phase
勘查階段煤層灰分的評價

coal bed翻譯