与世界上其它国家相比 ,俄罗斯拥有最长和面积最大的海洋陆架 (将近 450万ｋｍ2 )。约 2 0 0万ｋｍ2 有远景的陆架属于北极海区。陆架的烃类预测储量超过 1 0 0 0亿ｔ。在近极地区域勘探与开发石油和天然气田 ,受到严酷的自然条件和解决复杂的经济问题的约束。目前 ,俄罗斯在开 Russia has the longest and largest ocean shelf (nearly 4.5 million km2) compared to the rest of the world. About 20 million km2 prospective shelf belongs to the Arctic sea area. Shelf hydrocarbon reserves forecast more than 100 billion tons. Exploration and development of oil and gas fields in the near polar regions are hampered by harsh natural conditions and the solution to complex economic problems. Currently, Russia is opening