研究结果表明，纯土的土颗粒之间只有原生矿物的几何堆积，而没有牢固的连接。
The results show that there only exists the geometrical drift of sedentary minerals without firm connection among the pure soil particles.
我们不推荐用纯园土，太肥了，会让植物徒长。
We don't recommend pure garden soil because it is too rich and the plants grow unusually fast.
会使无软化特性的纯砂本构关系，变成具有明显软化特性的加筋土本构关系。
It will turn the originally no softening characterized constitutive relations of pure sands into evidently softening characterized co...
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