alluvion

1.The sandy soil that upland lime calcium pledges earth and fluvial two sides reach alluvion, sandy loam 4 kinds big.

丘陵石灰钙质和河流两岸及沙洲的沙、沙壤大类。

2.Jet grouting with high pressure is of particular advantage to strengthening of the ground in thick alluvion and soft soil vulnerable to seismic damage.

对震严重的厚或厚软，用高压喷射注浆法进行加固处理有其独特的优越性。

3.The spatial differentiation of sediment granularity is controlled by micro-physiography formed by alluvion and deposit swing and by paleoclimate, and by, as well, human’s irrigation from Yellow River.

沉物粒度表空间分异与古河流、河床摆动形成的微地貌控制及气候自然要素有关，也受人类引黄灌溉、抽水灌溉社会因素影响。