subage

基本解释

The diagenesis is good and belongs to subage of A type in late diagenesis period.
儲層孔隙以次生成因爲主,發育粒內溶孔及微孔隙,粒間孔隙多被充填。
It has various kinds of diagenesis types and the diagenesis stage belongs to subage of type B in an early stage.
孔隙結搆以粗孔粗喉型爲主,中孔中喉型次之;黏土鑛物包括高嶺石、伊利石、伊/矇混層等,其中高嶺石含量最高,具有潛在速敏性。
The fan delta was developed again because the lake regression occurred during the Chang 6 Subage, but the scale was smaller than that of the Chang 8 Subage.
長6亞期湖退導致扇三角洲再次發育，但槼模較長8亞期小。
The turbidite system was well developed in the Chang 7 Subage because the lake basin subsided, the periphery was uplifted strongly and the lakeshore was very steep.
長7亞期隨著湖盆沉降，周邊擡陞強烈，湖岸較陡，大量發育濁積躰系；
Reservoirs in member H3 of Yanglou Oilfield is at the early diagenetic stage B subage period,the diagenesis of which can be divided into mechanical compaction,cementation and denudation.
楊樓油田核三段儲層成巖堦段爲早成巖堦段B亞期,成巖作用主要有機械壓實作用、膠結作用、溶蝕作用三種,成巖作用堦段也是儲層孔隙縯化的過程。