研究表明，统计按粉砂样总体和中细砂样总体划分较为合理；
The results showed that it is reasonable to classify soil as slit and sand groups for statistical analysis.
通过应力主轴固定单调剪切试验分析了所制作砂样的初始各向异性特性。
The inherent anisotropy of sands was investigated firstly through the shear tests with fixed principal stress axes.
再用少量水清理掉残留的离子液体，处理后的砂样可以直接填回海滩，而不是被扔到填埋场。
After a small amount of water was used to clean remaining ionic liquids, the sand was so clean could be returned to the beach, instead of landfills.
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