In the new classification standard of soil adopted by the Railway Ministry, fine particle soils are classified by plastic index diagram instead of plastic index simply.
在铁道部新的土分类标准中，细粒土由按单纯的塑性指数分类改为按塑性图分类。
The frost heave ratio, as an index of classification of frost susceptibility for sandy gravel, mainly depends on not only the. content of fine grained soil but also its freezing condition.
饱水砂砾料冻结时之冻胀敏感性，以冻胀率的大小作为分类指标。 它主要受细粒土含量及冻结条件的影响。
The index of ground heave in expansive soils is used as the basis for the classification of expansive soil foundations.
以膨胀土地基变形量作为膨胀土地基的分类指标，对膨胀土地基进行了分类。
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