alluvial GREGMAT

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

曼谷为一个广阔潮湿的平原所，有纵横交错的运河网。

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

农民发现这条河口底下的沉物很肥沃。

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

各时期形成的砂岩和粒屑灰岩储集体,为油气储集提供了有利的场所。

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河谷里，表土和底土一般是容易破碎的。

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

和什拉甫区沉相类型为扇──扇三角洲──湖泊沉体系，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，供给金刚石砂矿的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，形成扇～辫状河流相的磨拉石红色复陆屑沉旋回及多物源供应格局。