... 良好级配土 well-graded soil 不良级配土 poorly-graded soil 不连续级配土 gap-graded soil ...
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... well-graded soil级配良好土 poorly-graded soil级配不良土 sieve筛子 ...
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poorly graded soil 级配不良土
poorly - graded soil 级配不良土
·2,447,543篇论文数据，部分数据来源于NoteExpress
And it comes to a conclusion that the permeation damage slope of the coarse-grained soil of well graded with a definite proportion of fine granule is higher than that of poorly graded.
并通过试验得出，含一定量细粒组分且级配良好的粗粒土渗透破坏坡降比级配不良的粗粒土渗透破坏坡降普遍要高的结论。
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