参考例句

1. Natural rivers have Fuyang, Zhanghe support and so on, in Quzhou County Zhanghe intersection formed alluvial fan, Zhanghe - Fuyang River alluvial plain and alluvial plains of the Yellow River.
自然河流有滏阳河、支漳河等，在曲周县境内交汇形成漳河冲积扇、漳河—滏阳河冲积平原和黄河冲积平原。
2. Site soils in southern area of Jiangsu province belong to w ashland sediment or limnetic facies sediment. The components of sediment are very complex and process of sedimentation is in disorder.
苏南地区场地土主要为漫滩相、湖沼相或冲湖相新近沉积软弱土，结构松散，沉积零乱，成分复杂，饱水可液化粉细砂层及粉土层较为发育，在地震或动力荷载的作用下有可能发生软土震陷或砂土液化。
3. simultaneously, alluvial-proluvial debris, alluvial plain and flood plain occur succession development.
在时间上，由下向上冲洪积堆积物、冲洪积平原、泛滥平原继承性发展。
4. Terraces by the fourth grade alluvial, alluvial material, thick loess soil better.
阶地多由第四级冲积、洪积物组成，黄土层厚，土质较好。
5. DAHAO the edge of the island between the small plain, mostly along the coast and the height of the gully from the alluvial soil, South Ma is a small alluvial plains along the coast.
达濠岛边缘间有小块平原，多为沿海台阶和宽谷的冲积土而成，马凤南属沿海的冲积小平原。

网络释义

alluvial
冲积的; 砂矿; 冲积的 冲积土; 冲积带群落：位于河湖现代冲积带的群落，一般为先锋群落，不稳定。;
alluvial gold
砂金; 冲积砂金; 冲积砂金=>砂金; 沙金;
alluvial plain
冲积平原; 冲积平原 冲积平野; 冲积系; 冲击平原;
alluvial silt
冲积粉土;
alluvial river
冲积河; 冲积河,冲积河流; 冲积河 / 滞流河; 冲积河流;