The entrance of West gas into Shanghai has made it a double-gas supplied city.

前言： 随着“西气”进沪，上海形成了“东、西”双气源供气的格局。

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Putting Russian gas in Nabucco dilutes its importance as a counterweight to Russia's monopoly on east-west gas supplies.

将俄罗斯天然气输入到纳布科(Nabucco)输油管道中削弱了其制衡俄罗斯垄断东西欧天然气供应的作用。

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But a decade of confrontation over oil and, especially, gas between Russia and the West has taught all sides to value Turkey as a buffer.

但俄罗斯与西方间在石油，特别是的天然气问题上长达十年的对抗，使各方都充分认识到土耳其作为缓冲带的价值。

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If built, Nabucco would be the only east-west gas route not controlled by the Kremlin.

ECONOMIST: Energy in eastern Europe

One way to change this would be to turn the east-west gas pipelines into a grid, with interconnectors running north to south.

ECONOMIST: Energy security in Europe

In the case of the Siberian gas pipeline project, Moscow was well aware of the inordinate West European dependency on Soviet natural gas supplies -- ultimately projected to exceed 60% of total European gas consumption -- which would have resulted from the successful completion of both strands of the twin 3, 600-mile pipelines connected to the West European gas grid.

CENTERFORSECURITYPOLICY: CUBA AND THE JURAGUA NUCLEAR POWER COMPLEX