当系统运行压力降低至安全阀的回座压力时，主蒸汽安全阀自行关闭，停止排放，从而对主蒸汽系统的管道和设备起安全保护作用。
When the system pressure drops to the return pressure, the security valve will be closed and stop discharging, in the way of which the pipelines and equipments of the steam system will be protected.
尽管原来的系统压力测试可以同时执行，也应该同时执行，但是这次运行应该是循环进行的。
Although the original system stress test can and should have concurrent executions, this run should be iterative.
此次，系统测试应用程序还是基本且较简单的，然而，为了找到缺陷，能够在特定压力级别和持续时间内运行。
During this time, the system test application was also basic and simpler; however, it was able to be run under a certain level of stress and duration in order to find defects.
gcov模块加载以后，所有运行于系统压力测试组合中的测试都必须执行。
After the gcov module is loaded, all tests run in the system stress test combination must be executed.
他说道，工程师最大压力的几个月，是在六月跟七月，一旦碎石被清理干净，他们就可以开始操作系统运行了。
The engineer’s most stressful months, he said, were in June and July, once enough rubble was cleared to let him work on the systems.
蓄电池是一个被动的系统，只会在主系统出现了重大的，压力损失的情况下才会自动运行。
And the accumulator is a passive system that just operates automatically based on a significant loss of pressure in the primary system.
运行结果表明，该系统具有压力稳定，结构简单，工作可靠等特点。
The result indicates that the system has the stable pressure, simple structure , and reliable work .
它的运行压力低于放射性系统的压力，因此可以接受放射性系统的泄漏。
The operated at lower pressure than any system with which it interfaces, so it will collect leakage.
当系统在运行中和压力条件下市，这些阀门需要排泄大量的空气和气体。
These valves vent accumulations of air and gas while the system is in operation and under pressure.
该系统利用计算机、智能化数据采集和通信转换对锅炉汽包运行全过程实行温度、压力和寿命的管理。
By means of computer, data collection and transition, the system can monitor temperature, pressure and life of boiler drum in total work process.
即使在稳态运行时，两相流体回路系统也经常会发生压力振荡现象。
Pressure Oscillation often occurs in two-phase system even if it operates in steady state.
发动机活塞、连杆和曲轴将这种压力转换为运动，从而推动汽车行进并使其他系统运行。
The engine piston, connecting rod and crankshaft convert this pressureinto motion for moving the car and operating other systems.
采用基于专家PID控制方法，给出了母管制运行锅炉蒸汽压力系统新的控制策略。
A new control strategy for steam pressure control of pipe-main operating boiler based on expert PID control strategy is presented.
人为差错源于人的精神压力，表现在设备系统的设计、制造和运行进程中。
The human errors caused by a load on one's mind express in designing, manufacturing and running of a equipment system.
对三联式空调系统在定吸气压力下的运行特性进行考察。
The performance under the fixed suction pressure for a triple-evaporator air conditioning system(AC) was studied.
对纯水补给系统关键点的压力进行了计算，分析了在装置运行过程中，造成补水故障的原因，提出了在设计和调试过程中的解决措施。
The pressure of some key points in pure water supply are calculated, and the failure causes by feed-water is analyzed and the solution measures are presented on the system design and commissioning.
这在一定程度上制止了电力设施被盗的现象，缓解了电力系统运行的压力。
This, to a certain extent, stops the theft of electricity facilities, easing the power system operating pressure.
当系统的运行工况发生变化时，利用压缩机转速的调节以保持吸气压力的一定。
The compressor speed was regulated to keep the suction pressure constant when the operating conditions were changed.
由于系统稳定了机组的压力与负荷，提高了电厂的运行效率与经济效益，同时减轻了运行人员的工作强度。
Since the systems help to stabilize a set's pressure and load, the plant's efficiency and economic proceeds are increased too and the work of the operators alleviated.
稳定的压力是滴灌系统安全运行和实现较高灌溉质量的前提，因此滴灌系统安装压力调节装置是非常必要的。
The pressure stable is the premise that it is have high irrigation quality and assuring the drip irrigation system safety, so the Pressure-regulated is necessary.
预测运行状况基于给定系统输入电流下的预期压力和温度。
The predicted operating conditions are based on expected pressures and temperatures given current system inputs.
系统的逻辑控制与PID运算由PLC完成，供水压力由PLC的模拟电位器设定，系统组成简单、运行可靠。
The logical control and PID operation are completed by PLC, water pressure be sited by regulation-resistance. The system composition is simple and running is reliable.
并结合实际仿真算例，详细讨论了该系统的性能，它是本文提出的基于MAS的并列运行锅炉母管压力控制系统的理论基础之一。
ABICS is one of bases of the control system of parallel coursing boilers' main-pipeline pressure based on MAS, which is proposed in this paper.
压力是液压系统的重要参数之一，与系统的运行状态密切相关。
Pressure is one of the most important parameter of hydraulic system.
对纯水补给系统关键点的压力进行了计算，分析了在装置运行过程中，造成补水故障的原因，提出了在设计和调试过程中的解决措施。
The presses of some key points are calculated. The causes of feed water failure are analyzed and the solution methods are presented on the design and debugging.
全自动化控制系统，高低压压力保护，电源断相及逆相保护，有效保障压缩机运行。
Fully automated control system, high and low pressure protection, power off phase and reverse phase protection, effective protection of compressor.
对系统运行的各阶段进行了流量分析，并对系统的各个阶段进行了运动分析，负载、流量、压力、功率及效率计算。
Proceeded pressure flow and motion analysis to each phase of system operation, and calculated their flow, pressure, power and efficiency.
对系统运行的各阶段进行了流量分析，并对系统的各个阶段进行了运动分析，负载、流量、压力、功率及效率计算。
Proceeded pressure flow and motion analysis to each phase of system operation, and calculated their flow, pressure, power and efficiency.
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