leveed channel meaning in English

堤成谷

( 2 ) this paper has firstly identified these genetic units on shore beach - shore face , longshore zone , longshore sands , erosional channel , leveed channel , turbidite lobes , turbidite sheet , slump , debris flow , density - modified grain flow etc ; at the same time , and points out that the lake of cretaceous is open - type fresh water lake
( 2 )首次系统确定滨滩-滨面、沿岸带、沿岸沙坝、侵蚀水道、有堤水道、浊积叶状体、席状浊积、滑塌体、碎屑流、密度改正颗粒流等成因单元。同时指出白垩纪湖泊为开放型淡水湖。
( 4 ) a veries of depositional system of early cretaceous have been identified firstly : basin floor fan , slope fan , leveed channel , subparallel facies , slump facies , lowstand wedge , tst , hst . combining with seismic reflection and log response , this paper discusses distribution of above facies , microfacies and reservoir characteristics
( 4 )首次确定了下白垩统的各种沉积体系：盆底扇、斜坡扇、有堤水道、亚平行相、滑塌相、低位楔、 tst 、 hst ，结合地震反射和测井响应，讨论了它们的分布，微相和储层特征，对今后勘探开发上作无疑有重要价值。