The abundant natural gas accumulation are concentrated in the subtle traps (relatively lower relief traps in East Sichuan)developed at the two flanks of the main structural belt.
天然气主要富集于主体构造两侧的低潜圈闭（经地震发现的闭合高度相对较小的潜伏圈闭），已发现双家坝和胡家坝两个气藏。
The abundant natural gas accumulation are concentrated in the subtle traps (relatively lower relief traps in East Sichuan)developed at the two flanks of the main structural belt.
天然气主要富集于主体构造两侧的低潜圈闭（经地震发现的闭合高度相对较小的潜伏圈闭），已发现双家坝和胡家坝两个气藏。
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