Ying13 reservoir is one of complicated fault block reservoirs of Dongxin oilfield. Due to many faults, its structure and the relationship between water and oil are very complicated.
东辛油田营13复杂断块油藏构造破碎，地下油水关系复杂，油水井多年来一直是合采合注，层间矛盾日益加重。
Both the surface drainage and subsurface fault-block oil reservoirs in Subei (northern Jiangsu) oilfield are very complicated.
江苏油田地表水系发达，地下断块油藏错综复杂，属于典型的断块小油气藏发育区。
Complicated fault-block oil fields being an important part of crude oil reservoirs play an important role in oil and gas fields development.
复杂断块油藏作为原油储层重要的组成部分，在油气田开发中占有相当重要的地位。
During the description of complicated fault-block oil reservoirs, the key tasks include the recognition and horizontal assemblage of faults and the classification of blocks.
复杂断块油藏描述要解决的关键问题是断层识别、平面组合及断块的划分。
During the description of complicated fault-block oil reservoirs, the key tasks include the recognition and horizontal assemblage of faults and the classification of blocks.
复杂断块油藏描述要解决的关键问题是断层识别、平面组合及断块的划分。
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