soil strata

The positive and negative effects of earthquake on soft soil strata in Foundation

软弱土地基在地震作用下正反两方面的效应

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115 strata of 18 profiles were collected in coastal region, with the soil ranging from strongly saline to alluvial ones and covering from the tide zone to old reclamation area within dyke.

在沿海地区自潮间带至海堤内老垦区采集了重盐土至潮土系列18个剖面115个土样，研究了土壤盐分和水溶性硼之间的关系。

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The site overburden layer with the structure of different foundation soil strata and different rigidity of soil layer transforms structure of frequency of ground micro-tremor with different degree.

土层结构不同、土层刚度（值）不同，覆盖土层对地脉动源频率结构的改造程度也不一。

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Based on the limit equilibrium theory, that the sliding line shape of composite ground with double soil strata has been assumed and the calculating method for its ultimate bearing capacity can be derived simultaneously.

根据极限平衡理论，假定了复合双层地基滑移线形状，并由此推导了其极限承载力计算方法。

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Studies on creep hazards and protection strategics of swelling soil weathered from the early and Middle Jurassic strata in the eastern parts of Sichuan Province and Chongqing City

川渝东部侏罗系中下统残积膨胀土的虫需移灾害及防治对策研究

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The strata are treated with the soil cement paddling process with expected results.

工程采用水泥土搅拌桩连续墙的方法进行处理，达到预期效果。

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