套管开窗侧钻技术是复活死井、报废井的有效方法。
The technology of casing well sidetracking is an effective way to restore dead well and abandoned well.
如果该压力为零，则可以认为井眼是死井，可以安全地打开，与大气连通。
If the pressure is zero, the well is considered to be dead, and can normally be opened safely to the atmosphere.
威瑞森公共政策部门主管托马斯•托可，将现存的监督比作充满空房间与死楼梯井的神秘屋。
Thomas Tauke, the head of public policy for Verizon, a telecoms operator, has compared existing regulation to a mystery house, full of empty rooms and dead-end stairwells.
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