regressive sequence

基本解释

Maokou stage (P1)is a continuous regressive sequence in Susong of Anhui. Shelf, open sea platform and grain beach facies developed successively in this area.
宿松地区茅口阶为一连续的海退沉积序列，先后发育浅海陆棚相、开阔台地相、颗粒滩相。
The maximum flooding surface lying in estuarine - shallow marine muddy unit demarcates the underlying transgressive sequence and overlying regressive sequence.
位于河口湾—浅海相中的最大海侵面将冰后期海侵沉积旋回分为其下的海侵层序和其上的海退层序。
It is considered that F4 layer is a submarine fan generated by gravity flow in marine environment, with a regressive-transgressive sequence from the lower to the upper parts.
认为扎尔则油田泥盆系F4层的沉积相是海洋环境下重力流沉积形成的水下扇，从下到上为一海退—海进沉积序列。