煤層的英文

重點詞匯

煤層───coal seam

雙語使用場景

The surrounding rock of roadways in soft coal seam has low strength and bad stability.───軟煤巷道圍巖強度低,穩定性差.

Coal Mine, its coal seam is easily spontaneous fire.───大雁二礦煤種為褐煤, 屬易自燃發火煤層.

Factors affected coal seam permeability change and its law is analyzed.───分析了煤層透氣性變化的影響因素及變化規律.

spontaneous combustion of coal seam is one of the major problems in safe production of coal mine.───煤層自燃問題一直困擾著我國煤礦的安全生產。

This paper is a guide to precise determination of the content of coal seam methane.───對正確測定煤層瓦斯含量有一定的指導意義.

The spontaneous combustion of coal seam endangers the safe production.───井下煤層自燃嚴重危害著安全生產.

The average coal seam here is three feet thick.───這里的煤層平均為3英尺厚。

On a global scale, there are many coalfields suffered from spontaneous combustion of coal seam problems.───在全球范圍內, 許多煤田都存在煤層自燃問題.

英語使用場景

The average UK coal seam is one metre thick.