查询词典 valves

The equation of ESCDAC is presented. Secondly, Based on this equation and the independent characteristic of observation valves, the ESR of the azimuth measurement error is presented by full - difference of the measurement equation which acts as the precision of ESCDAC.

然后以该方程为基础，根据该方程中各个观测量相互独立的特点，方位测量误差的均方根值可由测向方程的全微分求得，并将其作为电扫描恒差比幅测向的精度，由该精度公式可以看出，电扫描恒差比幅测向有很高的精度，并且在不同的角度上，其精度保持稳定。

Pairs of back-pressure valve prior to any maintenance, should stop functioning equipment, the release of pressure, close the back-pressure valve valves associated with the system, while recognizing that there is no pressure pulsation damper.

对背压阀进行任何维护以前，应停止运转设备，释放压力，关闭背压阀与系统相联的阀门，同时确认脉动阻尼器内没有压力。

Running back-pressure valve malfunction discovered in ANSI Bellow Seal Globe Valves time to cut off power supply.

运转中发现背压阀发生故障应及时切断电源。

And pulsation damper used simultaneously, the pulsation damper to be an in between pumps and back-pressure Bellows Seal Valves valve in order to absorb the pump and back-pressure valve between the flow peak.

与脉动阻尼器同时使用时，脉动阻尼器应安在泵与背压阀间，以吸收泵与背压阀间的流量峰值。

For the stability of the flow metering pumps, metering pump flow rate, as some big changes with pressure, you can set the exit of metering pump back-pressure valve, so that the output of metering pump flow rate stability, and then usually selected back-pressure valve The Reducing Valves pressure of the actual use of a metering pump metering pump pressure or slightly less than the use of pressure.

用于稳定计量泵的流量，如某些计量泵的流量随压力变化较大，可在计量泵的出口处设置背压阀，使计量泵的输出流量稳定，这时一般选择背压阀的压力为计量泵的实际使用压力或略小于计量泵的使用压力。

If the back-pressure valve ANSI Bellows Seal Gate Valves counter-export access, back pressure will be doubled, bringing harm to the system and may be dangerous.

若背压阀进出口接反，背压将会成倍增加，给系统带来危害并可能发生危险。

Is used to prevent Plug Valves the liquid in grity grity, which is generally used when the pressure can be greater than the liquid itself, such as the level of 2 meters to prevent the medicine chest in the liquid grity may make use of the pressure is higher than 0.02MPa back-pressure valve, the general metering pumps can be selected 0.1MPa.

用于防止液体在重力作用下自流，这时候一般选用大于液体自身压力即可，如防止液位为2米药箱中的液体自流，可选用压力大于0.02MPa的背压阀，一般计量泵选用0.1MPa即可。

Post-type valves on small medical cylinders are generally equipped with Type CG-4 rupture disks with 165 F fusible metal backing.

在小的医用钢瓶上的柱型阀门一般配备带有165°F易熔金属衬里的CG-4型破裂盘。

Types of pressure-relief device designs include fusible plugs, rupture disks, rupture disks with fusible metal backing, and spring-loaded relief valves.-?

减压装置的设计类型包括易熔塞、破裂盘、带易熔金属衬里的破碎盘和弹簧减压阀。

The fuel tank balance pipes and gate valves should all be inspected every year to check for any deterioration .

汽油箱平衡管子和闸式阀如果所有每年被检查出一些损坏。

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。