The farmers found the alluvial deposits at the mouth of the river very fertile.

农民发现这条河口底下沉积物很肥沃。

Bangkok is surrounded by a vast, damp, alluvial plain, crisscrossed by network of klong.

曼谷为一个广阔潮湿冲积平原所环绕，有纵横交错运河网。

Mainly developed are fan - delta, deep lake turbidite and calcirudite deposit, and also alluvial fan deposit in early period.

各时期形成砂岩和粒屑灰岩储体,为油气储有场所。

In loessal regions and alluvial valley fills of the western United States, both surface soil and subsoil are commonly friable.

在美国西部黄土区和冲积河谷里，表土和底土一般是容易破碎。

The sedimentary facies in Heshilafu is an alluvial fan - fan delta -lake systetn, and it can be further devided into several parfacies including microfacies.

和什拉甫地区沉积相类型为冲积扇──扇三角洲──湖泊沉积体系，进一步分为几种亚相类型和微相类型。

Four alluvial deposits distributing along Yuanjiang river and the diamondiferous rocks that supply diamonds to these placer deposits have striking properties of varied sources and multi-phases.

沅水流域分布4个金刚石砂矿床，给金刚石砂矿含金刚石岩体具多期多源特点。

After rapid overall swelling , in the late stage occurred alluvial fan-braided river facies sedimentary cycles made of red polyterrigenous molasse deposit s with multi-source supplying.

晚期全区讯速台升，形成冲积扇～辫状河流相磨拉石红色复陆屑沉积旋回及多物源应格局。