gas capacity of coal

例句：

1. 1. The coal mine hasa large gas capacity, which is crucialfor the operation of the mine.
   煤矿拥有较大的气体容量，这对于矿井的运行至关重要。
2. 2. The gas capacity of the coal isan important factor influencing itsprice.
   煤炭的气体容量是影响其价格的一个重要因素。
3. 3. The gas capacity of thecoal mine is sufficient to meet the needsof the mining operations.
   煤矿的气体容量足以满足采矿作业的需求。