Oil bubble point pressure of oil gas water samples were measured with GF731 high pressure physical property apparatus.

对现场获取的油气水试样，用GF731型高压物性仪，测得原油饱和压力值。

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In the test and research of oil gas water horizontal pipeline flow, for the convenience of online scaling of flowmeters, a more precise flow autocontrol system is designed.

在油气水三相水平管流的试验研究中，为便于流量计的在线标定，设计了一种更精确的流量自动调节系统。

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When the well reaches a pool, oil usually rises up the well because of its density difference with water beneath it or because of the pressure of expanding gas trapped above it.

当井和一个水池相接时，油通常会从井里上升，因为它与井下的水的密度不同，或者因为停留在它上方的膨胀气体的压力。

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For example, some 1, 000 barrels of crude oil, water and gas mixture poured onto the tundra after a 2-foot gash formed in a pipeline in November 2009.

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Even in areas with no nearby oil and gas drilling, the water quality in some aquifers changes naturally, groundwater experts say.

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The three groups are Power and Water, Oil and Gas, and Energy Management.

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