The rediscovery only can approach up most at 14.1% in way of producing by energy of natural gas, while production driven by injecting water may obtain better result.

• 火成岩油藏初期产能高，产量递减快，弹性产率低，依靠天然能量开采，最终采收率只有14.；1%25，可以进行注水开发，注水效果较好。