midfan meaning in English
中部洪积扇
中扇区
Examples
- Sedimentary facies consist of fan delta , delta , nearshore submarine fan , sublacustrine fan , littoral - shallow lake beach and bar , as well as littoral - shallow lake , and semideep - deep lake facies and subfacies , of which the preferred sedimentary facies include delta , fan delta front , sublacustrine fan , midfan and outer fan of the nearshore submarine fan , and beach - bar facies developed in the littoral - shallow lake
综合考虑物源特徵、沉积环境、沉积体系平面展布以及生、储、盖组合关系，认为有利的沉积相带主要是三角洲、扇三角洲前缘、湖底扇、近岸水下扇的中扇和外扇以及滨浅湖中发育的滩坝和砂坝。