high density oil 高密度油
low-density oil 轻质石油
oil density 油的密度
reservoir oil density 油层条件下油的密度
oil mist density sender 油雾浓度发送器
Density of crude oil 原油密度
Relative density of crude oil 原油的相对密度
density of oil 油品密度
charge density in oil 油中电荷密度
Test result of moderate density oil in Tarim Basin are similar to the real situation.
塔里木盆地中质原油的实验结果与实际情况相近。
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。
Oil is found in relatively few places, and its energy density, pumpability and ease of use in internal-combustion engines makes it particularly well suited as a transportation fuel.
储有石油的地方相对较少，因其能量密度、泵送能力及在内燃机上的易用性使其特别适宜成为运输燃料。
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