求翻译：本区扶杨油层为一套受北部沉积体系控制的三角洲平原和三角洲前缘亚相沉积。北本区泉三段总体上为东北部物源控制的三角洲平原亚相沉积，泉四段时期为三角洲前缘亚相沉积。扶余油层以三角洲前缘亚相沉积为主，可识别出水下分流河道、席状砂、分流间湾等3种沉积微相类型。杨大城子油层以三角洲平原亚相沉积为主，可识别出水上分流河道、决口和河道间等3种沉积微相类型。是什么意思？

Fuyang reservoir, the area set by the northern depositional system to control the delta plain and delta front deposits. North of this district Springs segment overall control of the provenance of the northeast delta plain facies, Quan 4 period of the delta front deposits. Fuyu oil layer to the delta

The Rotary Club for a Yang reservoir sediment system control the north of the Ganges delta 3 and Delta 3 is the leading edge in the sediment. The area north of spring 3 on the whole, in the north-east of the Source Control 3 Delta plain is in the sediment, and Koizumi's period 4 to 3 Delta is the le