气顶地层体积系数
gas-cap formation volume factor
地层体积系数的倒数
reciprocal formation volume factor
原始原油地层体积系数
original formation volume factor
原油地层体积系数
oil formation volume factor
oil reservoir volume factor
总地层体积系数
total formation volume factor
浅层天然气
shallow gas
Shallow natural gas
shallow reservoired natural gas
shallow layer natural gas
深层天然气勘探
deep-seated gas exploration