coal-accumulation area
常见例句
- Coal-genetic gas is a kind of important natural gas. Coal-bearing formations in upper Paleozoic were well developed in Jiyang area, and this is essential for scale accumulation of coal-genetic gas.
济阳地区煤系有机质二次生烃特征及勘探思路煤成气是一种重要的天然气资源，济阳地区上古生界煤系地层广泛分布，是煤成气形成规模聚集的基础。 返回 coal-accumulation area