英语语法分析

Two patterns of reformed coal reservoirs in reformed coal basins, the reformation of coal structure and reformed fracture by aposedimentary fillings and forming of the fillings are introduced.

阐述了改造型含煤盆地煤储层被改造的两种形式 ； 煤体结构的改造及构造煤的形成原因 ； 后生充填物对煤层孔隙的改造及形成原因。