The discrete triangle grid may describe the complex geologic structure, but its ray tracing efficiency is quite low due to its including of many triangles.

离散的三角网格可以描述复杂的地质构造，但是由于包含大量三角形，使得射线追踪效率比较低。

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There are good oil and gas exploration prospect in the southeast of Upper-Yangtze area, but the geologic conditions are complicated and the degree of exploration is low there.

湘鄂地区海相下组合具良好的油气勘探前景，但地质条件复杂，勘探程度低。

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So, according to the geologic characteristics of Baimiao condensate reservoir with deep burial and low permeability, a new development model with complex well configuration is proposed.

因此，根据白庙深层低渗透凝析气藏的地质特点，文章提出了以复杂结构井为主导的新型开发模式。

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