3 phase of oil-gas-water  合成变质作用; 油气水

concentration of oil gas  油气浓度

control of gas of sedimentary fac ies  沉积相控气作用

control of gas-oil ratio  油气比控制

development of oil-gas field  油气田开发

distribution of oil-gas reservoir  油气藏分布

division of oil-gas belts  油气区带划分

efficiency of oil-gas filter  油分效率

Environmental Protection of Oil & Gas Fields  油气田环境保护

exploration of oil gas field  油气田勘探

flash point of gas oil  柴油闪点

gas chromatographic fingerprint  气相色谱指纹

geochemical prospecting of oil gas  油气化探

geology of oil gas  油气地质

horizontal straight tube of oil-gas-water three-ph  水平管内油气水三相流

oil-gas gas exploration  油气勘探

prediction of oil-gas prospect  油气远景预测

pressure temperature diagram of oil gas system  压力试验

recognition of oilgasbearing formation  油气层识别