The result is that the central part of the splays can be divided into braided channel microfacies, the front of mid-fan microfacies and intra-channel microfacies.

• 分析认为,水下扇可划分为扇根、扇中、扇缘三个亚相,其中扇中亚相可细分为辫状水道、扇中前缘、水道间微相;