查询词典 valve control

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but its friction torque is small, poor little back.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but a small friction torque, hysteresis small.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

The study shows that through choosing the characteristics of the feedwater valve and throttle valve in the equipment, the shifting run of turbine pump, can realize the pressure drop of the feedwater valve invariableness, which can reduce the energy loss and improve the control characteristics of the feedwater system.

本文的研究表明，在核动力装置二回路给水系统中，通过选定节流阀和给水阀特性，由水泵变速运行可以实现给水阀两端的压差恒定，大大改善了给水系统的控制特性。

In the automatic sprinkler system, alarm valve is a critical component, and its role to three factors: connect or disconnect the water supply, the output 600X Hydraulic Electric Control Valve alarm signal and the prevention of water pumped back into the water supply source, and through the alarm valve can be installed on the system of water supply and alarm device for testing.

在自动喷水灭火系统中，报警阀是至关重要的组件，其作用有三：接通或切断水源、输出报警信号和防止水流倒回供水源，以及通过报警阀可以对系统的供水装置和报警装置进行检验。

The liquid level can be measured. Said upper- and lower-limitation alarm is sound-light alarm. The valve can be controlled. The impurities in valve can be automatically removed by the reciprocating movement of valve, resulting in more convenient and more safe liquid level control.

本发明可对液位进行测量，具有上、下限报警功能，同时可以控制阀门开／关，并可通过阀门的往复运动自动清除阀内杂质、使液位控制更简便、更安全。

Stroke control valve angle valve shaft should be level so that the fluid contained in the dirt will not be integrated into the valve shaft rotation Shen bearings.

角行程控制阀的阀轴应水平，使流体所含污物不会积沉到阀轴的转动轴承。

Dynamic balance valve works By changing the balance of the spool valve to accommodate the overflow valve area before and after the change, to achieve the purpose of flow control.

动态平衡阀门的工作原理通过改变平衡阀门的阀芯的过流面积来适应阀门前后的变化，从而达到控制流量的目的。

To sum up: balance valve and constant flow control valve are optional equipment, and set the flow valve generally not be considered.

综上所述：平衡阀和恒流量调节阀都是可选的设备，而定流量阀一般不予考虑。

To sum up:balance valve and constant flow control valve are optional equipment,and set the flow valve generally not be considered.

综下所述：平衡阀和恒流量调节阀都是可选的配备，而定流量阀一般出无予考虑。

Be familiar with control valve, ball valve and butter-fly valve in design, test and application.

五年以上阀门开发经验，熟悉调节阀，球阀和蝶阀的设计和应用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。