In the case of mudstone to be a source rock, the uncompacted mudstone would have a strong capability of hydrocarbon concentation sealing to seal gas in diffusive phase.

本文在研究盖层封闭油气机理基础上,分析了欠压在封油气用。

Uncompacted location and grouting saturation degree in the zone of anchorage bar are the two main parameters for judging rock bolts quality.

摘要锚固体内不密位置和灌浆饱和度是评价锚杆质量两个重要参数。