It is thought that there are primary and secondaryhydrocarbon reservoirs in Guan-tao formation. Possible reservoir forming patterns are also provided.
认为馆陶组油藏具有原生和次生两种性质，并提出可能的成藏模式。
2
The further movement of the hydrocarbons into reservoir rock in a hydrocarbon trap or other area of accumulation is secondary migration.
烃类进一步运动进入储集岩石达到油气圈闭或其他聚集区是二次运移作用。
3
The J well of Tarim basin is a high hydrocarbon-producing well. The reservoir porosity is secondary porosity, but the distribution of secondary porosity is controlled by lithofacies.