pressure-feed system

In experimental measurement, F P laser interferometry and auto measurement system are used to take F P interference pictures and test pressure distributions.

实验测试应用F－P激光干涉仪和自动测压系统，得到流场F－P干涉照片和压强分布。

The air braking simulation system is used to predict the features of the air braking system under conditions of plain atmospheric pressure and highland low air pressure, as well as the effect of atmospheric pressure on the braking distances in emergency braking and service application.

利用空气制动仿真系统预测了平原大气压和高原低气压条件下的空气制动系统特性及大气压对紧急制动和常用制动下制动距离的影响。

Units at inlet and exhaust pressure adjusting system on altitude simulation test cell includes the engine intake pressure adjusting system, exhaust pressure adjusting system.

高空台进排气调压系统包括：发动机进气压力调节系统，排气环境压力调节系统。

Considering the feature of hydraulic fatigue test and working principle of pressure device, a general design scheme of hydraulic fatigue system is proposed.

综合考虑液压疲劳试验的要求、增压装置的特点和工作原理，提出了试验装置总体设计方案。

With actual test of Shanghai-50 tractor the system proves practical, reliable and accurate. Also presented in the paper are the curves of hydraulic output, pressure and flow.

通过上海50拖拉机的实况测试，证明该系统实用、可靠、精度高，并给出了液压输出功率、压力、流量曲线。

Application of Surface Control and Monitor System in Injection/ Down Pressure Testing of Coal Bed Gas

地面控制监测系统在煤层气井注入/压降测试中的应用

When the system is in holding pressure state, the system can be in the high-pressure and small flow state. The system can also achieve holding pressure stepless adjustment.

系统保压时能够处于高压小流量的节能状态，而且可以实现保压压力的无级调节。

If the pressure is too low, the heating system will act up.

如果压力太低, 供暖系统就会出毛病.

Through preliminary analysis of the fault of the system, and aimed at pressure instability of high-pressure water tank and pressure shortage at descaling points, this paper will use the pressure of the descaling system as the main research object to analysis and study.

通过对除鳞系统故障的初步分析，针对高压水除鳞系统的高压水罐的压力不稳定以及除鳞点压力不足的情况，本论文将以除鳞系统的压力作为主要研究对象进行分析研究。

Automatic pressure boosting system: The pressure inside can be controlled by automatic pressure adjusting valve.

自动增压系统: 罐内压力由自动压力调节阀控制.