silty sand 泥砂土 ; 粉质沙 ; 粉土 ; 粉沙
silty sand class 粉砂级
silty fine sand 粉质细沙 ; 粉质细砂
fine silty sand 粉细砂
fine-silty sand 细粉砂
silty sand layer 粉沙层
piatc silty sand 粉质沙
silty sand ground 粉砂土地基
Earthquakes have to be taken into account. They can make landslide more possible. If the foundation is made of silty sand, liquidified damage is more possible.
在地震区筑坝，还应考虑地震影响。地震的作用增加坝坡坍滑的可能性。粉沙地基在强烈振动作用下还容易引起液化破坏。
Because of the high dry density the dynamical strength of silty sand is higher than those of ordinary sands.
试验得到粉砂的动强度高于一般砂性土，主要是因为制样控制干密度比较大。
The aeolian silty sand in shale can provide good guide to study of paleoclimate about lacustrine shale and varve, and to reconstruct sedimentary environment of paleolake accurately.
页岩中风成粉砂沉积的发现，可以进一步为研究有关湖相页岩和第四纪纹泥的古气候变化、正确恢复古湖泊沉积环境提供良好的指标。
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