即便如此，产量也大约比北海油田下降两倍。
Even so, their output declines at roughly twice the pace of oilfields in the North Sea.
该石油勘探队分配到北海油田工作。
北海油田的石油、天然气产量也出现上升。
几十年来北海油田的多产意味着储备是没什么必要的。
For decades plentiful production from the North Sea meant that storage was unnecessary.
他在北海油田工作。
在北海油田上，就有几口分支井在作业过程中均遇到了井眼的失稳问题。
In the North Sea oil fields, there are serval lateral Wells encountering wellbore instability problem in the operating process.
在北海油田上，就有几口分支井在作业过程中均遇到了井眼的失稳问题。
In the North Sea oil fields, there are several lateral Wells encountering wellbore instability problem in the operating process.
北海油田的维修保养和乌拉尔原油市场的强劲也是布伦特原油贴水收窄的重要原因。
Maintenance at North Sea fields and a strong Urals crude market have also contributed to Brent's premium.
现在，一家名为ithaca Energy的加拿大公司正管理着英国海岸边的四个北海油田。
Ithaca Energy, a Canadian company, now operates in four North Sea fields off the British coast.
同时最近北海油田的停工维护也使得布伦特原油这片开采已久，原本已经供应量下降的油田更加雪上加霜。
Meanwhile recent maintenance shutdowns in the North Sea have worsened already declining supplies from ageing fields of Brent crude.
同时最近北海油田的停工维护也使得布伦特原油这片开采已久，原本已经供应量下降的油田更加雪上加霜。
Meanwhile recent maintenance shutdowns in the North Sea have worsened already declining supplies from ageing fields of Brent crude.
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