control pressure oil的意思|示意

Cast iron relief valve in main oil system to control oil pressure to the compressor bearings.

主油路中装有安全阀以控制压缩机轴承中的油压。

Real pressure control involves many more factors like the oil moving into or out of the volume of oil under compression and whether the piston is changing the volume of oil under compression.

实际压力控制涉及很多因素，如油移动进入或离开的油的体积的压缩下，活塞是否正在改变的油在压缩下的体积。

Its sand control effect is much better when high pressure filling is made along with sand control materials, hence increasing oil productivity and reducing recovery cost.

配合防砂材料进行高压填充，防砂效果更为明显，因此，提高了油井产量，降低了采油成本。

Full use of its bearing capacity of the tank to reduce the oil vapor emissions, the principle is to use the weight of the valve plate to control the breath pressure and suction tank negative pressure.

充分利用油罐本身的承压能力来减少油蒸气排放，其原理是利用阀盘的重量来控制油罐的呼气正压和吸气负压。

Tube of shape Can transfer throttle chief be used for Choke and Kill Maniflod , Control oil gas wellhead In fluid pressure use.

筒形可调节流阀主要用于节流压井管汇，控制井内流体套压用。

Motor has thermo-elements to monitor temperature, electronic tachometer and high pressure oil jacking device when needed. The excitation device currently uses micro- computer control device.

电机带有测温元件以监控温度，还带有电子测速装置、需要时可带高压油顶起装置。