Starting with AVO forward calculation, this paper gives analysis to the AVO abnormal characteristic of gas sand verified by drilling and proposes the AVO negative abnormal characteristic of shallow gas reservoirs in Yinggehai Basin.
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美
- 從AVO正演計算入手;分析了已被鉆井證實(shí)的含氣砂巖的AVO異常特性;提出了鶯歌海盆地淺部氣層所具有的AVO負異常的特殊規律;探討AVO技術(shù)在鶯歌海盆地找氣的應用前景.