fluvial

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

丘陵石灰钙质土和河流两及沙洲的沙土、沙壤土等四。

Shanxi Formation is a set of paralic continental deposit,of which,fluvial,swamp and lacustrine facies alternatively presented regularly.

西组为一套近海型的陆相沉积,其中河流相、沼泽相及湖泊相有规律地交替出现。

The author suggests that the Zhiluo Formation belongs to the typical fluvial sedimentary facies, which cab be further refined to the channel, flood-plain and backswamp microfacies.

研究认为，直罗组属典型的河流相沉积，进一步可细分为河床亚相、河漫滩亚相和漫滩沼泽亚相。

This article discusses and summarizes uraniferous characteristics of paleochannel depositional systems based on depositional characteristics of fluvial systems and geochemical behaviour of uranium.

本文通过对各河流沉积特点的研究，结合铀的地球化学行为，探讨河流沉积体系的赋铀性。