油征候 oil seepage

石油征税和金融 Petroleum Taxation & Finance

油综合征 Toxic oil Syndrome

漏油事件征收关税 spill levy tariffs

含油气特征 [油气] oil-gas-bearing character

石油地质特征 petroleum geological feature ; petroleum geologic characteristics

油田地质特征 oil field geology

石油馏分表征 Petro characterization

客征收燃油附加费 fuel-related surcharge