一般认为，超过一半的石油储量分布在3个地理区域——西西伯利亚盆地，东白令盆地以及阿拉斯加的北极圈以内地区。
More than half the oil reserves are believed to occur in three geologic areas - the West Siberian Basin, the East Barents Basins and Arctic Alaska.
一般认为，超过一半的石油储量分布在3个地理区域——西西伯利亚盆地，东白令盆地以及阿拉斯加的北极圈以内地区。
More than half the oil reserves are believed to occur in three geologic areas - the West Siberian Basin, the East Barents Basins and Arctic Alaska.
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