When oil enters the hole of water-wet sandstone driven by pressure difference, oil migrates following a line of less resistance because of the migration force of oil is bigger than that of water.
油在压差驱动下注入亲水砂岩孔隙的过程中，油的运移阻力比水大，因而，油往往沿阻力较低的有限通道运移。
Supervisor Road: including oil suction line, pressure oil pipeline and oil return line, used to achieve the transfer of pressure energy.
主管路：包括吸油管路，压油管路和回油管路，用来实现压力能的传递。
So much oil and natural gas have come forth that the pressure is equalizing and the risk thus down somewhat on that long fissure line we have spoken of before.
如此多的石油和天然气涌了出来，以致于压力正在均衡，因而在我们之前说起的那条长长的裂缝线上的危险有几分降低。
Pressure restore well test data of low permeable oil fields cannot test the straight line segment of radial flow, being called earlier well test data.
低渗透油田的压力恢复试井资料一般不能测出径向流直线段，称为早期试井资料。
The fireproof measures are put forward by analyzing the firing causes of oil line system of high-pressure steam turbine and listing the defects.
分析了蒸汽透平油路系统着火的原因，列举了其存在的缺陷，提出了具体的防火技术措施。
Seamless steel line pipe is a kind of steel pipe without seams, which is mainly used in the places near the mouth of oil well or gas well to transmit oil or gas with high pressure.
无缝管线管主要是用于油井或气井的井口附近输送高压油、气的无焊缝钢管。
Coil car has been widely used in rolling production line. But fault of hydraulic pressure occurs frequently because of the influence of oil on every hydraulic component.
钢卷升降运输小车广泛用于轧钢工业生产线，在使用过程中其液压系统经常出现故障。
A novel AC variable frequency converting control system with multiple functions is introduced. The system is suitable for maintaining constant oil pressure in main line of oil pipelines.
阐述了一种新型多功能交流变频调速控制系统，用于保持油田输油管主干线油压恒定。
A novel AC variable frequency converting control system with multiple functions is introduced. The system is suitable for maintaining constant oil pressure in main line of oil pipelines.
阐述了一种新型多功能交流变频调速控制系统，用于保持油田输油管主干线油压恒定。
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