The major causes of formation damage induced by sewage are determined by studying and the indexes for water injection in the block are established.
通过研究确定了污水对地层伤害的主要因素，制定了区块的注水指标。
This paper discussed the main reason of casing damage for oil-water Wells in block Hu 5.
讨论了胡状集胡五块油水井套管损坏的主要原因。
This paper discussed the main reason of casing damage for oil-water Wells in block Hu 5.
讨论了胡状集胡五块油水井套管损坏的主要原因。
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