川西坳陷侏罗系天然气富集主要受岩相控制。
The natural gas enrichment of Jurassic depression in the west of Sichuan is mainly controlled by lithofacies.
铁铝岩类缺失带的两侧是天然气富集的有利地区。
Both sides of the ferrolite mudrock omission zone are the most favorable areas of natural gas enrichment.
生成条件和保存条件是决定一个盆地或探区天然气富集程度的主控因素。
The degree of natural gas enrichment depends mainly upon the conditions of gas generation and preservation in a basin or an exploration region.
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