This paper introduces the faults change after secondary infilling in xingnan development area .

阐述了杏南开发区二次加密调整后断层变化情况。

Practices showed that the third infilling adjustment was a very important adjustment measure during water flooding development in daqing oilfield .

实践证明，三次加密调整是大庆油田水驱开发过程中的一项重大调整措施。