依据江西省46个勘查区252个煤样的测试成果，提出了以瓦斯含量作为划分煤层瓦斯风化带的主要指标。
Based on measured data of 252 coalbed gas samples from 46 exploration areas in Jiangxi Province, the main index for gas weathering areas according to gas content data are presented.
重点论述了风化带内煤层开采的覆岩破坏移动演化特征；
The characteristics of damage, movement, evolution in mining coal bed in weathered zone were discussed mainly.
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