The main engineering geological problems of the gully are slope stability, seepage stability and fluvial erosion, etc.

该沟主要工程地质问题为边坡稳定性、渗透稳定性、河流侵蚀等。

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The main engineering geological problems are as follows:soft soil, powder soil, welled soil (rock) , landslip, breakdown talus and broken weak rock mass.

主要的工程地质问题有：软土、粉土、膨胀土（岩）、滑坡、崩塌岩堆、岩溶、破碎软弱岩体等。

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To emphasize and strengthen research on those problems will be helpful to know the characteristics and solve the engineering geological problems of loess mass.

认为加强和突出黄土体工程地质研究，有助于正确认识黄土体工程地质特征和解决相关的工程地质问题。

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Repeatedly, this pioneering company is solving engineering and geological interpretation problems of seismic data that nobody else has dealt with before.

FORBES: McMoRan DeRisks the Ultra Deep As It Nears a Financial Bonanza