Through this high pressure line, mud is pumped in to the standpipe and drill pipe.
通过这根高压管线，泥浆被泵入立管和钻忏杆。
In the planning and design of gravity water transfer system, the combined pattern of pressure free pipe and canal with pressured pipe line is sometimes adopted to carry out water transfer.
在重力输水系统的规划设计中，有时采用无压管渠与压力管道相结合的方式输水。
Hydrostatic tester is the pressure inspection equipment of pipe manufacturing production line.
水压试验机是制管生产线上的压力检测设备。
Based on plenty of account data, engineering estimated formulas for plastic limit internal pressure were fitted for welded pipe branch junction with incomplete penetration along intersecting line.
基于大量计算数据，拟合得出整圈未焊透三通量纲一塑性极限内压工程估算公式。
Liquid-vapor separator: it is installed on the exhaust pipe line to separate the compressed gas from treatment fluid, the separator is a pressure vessel.
气液分离器：安装在排气管路上用以实现压缩气体与工作液的分离，分离器属压力容器。
For the formula which can be taken as the experience formula for analyzing the pressure losing of carbon black and air mixed flow inside the pipe line.
该公式可作为工程上分析炭黑与气体混合流在输送管道中压力损失的经验公式。
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。
When the pump sets lose electricity during operation, for the sake of preventing pipe failure by negative pressure, installed a surge shaft at the head of the pipe line.
当泵组运行失电时，为防止负压对管道的破坏，在管道首都设置了调压井。
Such valve can be used in medium, high pressure hydraulic and pneumatic pipe line of petroleum, chemical industry and power station.
本发明特别适用于石油、化工、电站等的中、高压液、气管道。
Such valve can be used in medium, high pressure hydraulic and pneumatic pipe line of petroleum, chemical industry and power station.
本发明特别适用于石油、化工、电站等的中、高压液、气管道。
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