According to the geological characteristics of Dagang Oilfield, the methods for transforming abandonedoil well into geothermal well are discussed.
针对大港油田地区的地质特征，对报废油井改造成地热井的方法进行了探讨。
2
Abandonedoil wells will cause great potential safety hazard of environment and navigation after exploitation, so when they are out of commission it needs to get rid of them.
海洋资源开采后，废弃油井给海上交通及环境造成巨大安全隐患，因此在油井退役后需要将其去除。
3
The field's proponents believe it will let oil companies decide far more quickly than they could in the past which strikes are worth exploiting, and which should be abandoned.