It had successfully solved the problem in stability of water - sensitive mud shale and it showed good economical benefit.

该体系的应用解决了强水敏泥页岩的稳定问题，具有良好的经济效益。

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The specific surface area is closely related to shale waterize property, property of mechanics and weeping property. It is a key factor for evaluating borehole stability of mud shale.

泥页岩比表面积与泥页岩水化特性、力学性质以及渗水性密切相关，是评价泥页岩井壁稳定性的关键参数。

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The council said two companies were applying to Mendip district council for permission to test drill for the gas, which is found in shale formed from deposits of mud, silt, clay and organic matter.

FORBES: Not a Good Argument Against Fracking