deformed coal

• 构造煤

deformed coal的用法和样例：

例句

1. The tectonically deformed coal is the essential condition of coal and gas outbursts.
   构造煤是发生煤与瓦斯突出的必要条件。
2. This might indicate that the FTIR could be used in the stress effect of compositions of macromolecular structure in tectonically deformed coals.
   该法应用于构造煤结构成分应力效应的研究，取得了较满意的效果。