Hydrocarbon source as a first important pool-forming condition, there is no any difference between marine and continental facies, oil-pool and gas-pool as well as where it comes from.

烃源作为成藏的首要条件，没有陆相、海相之分，没有地域之别，也没有油藏、气藏的不同。

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In dolomite region, oil source is plentiful, source reservoir assemblage is good, dynamic condition for migration of oil and gas is perfect and there are many kinds of migration pathways.

白云岩分布区有丰富油源、良好的生储组合、极好的油气运移动力学条件和多种运移通道。

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There are well-developed source-reservoir-cap assemblage and favourable oil-gas migration and accumulation condition.

研究区油气形成的生、储、盖组合齐全，油气运移和聚集构造条件有利。

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