在两个电磁阀的两端分别跨接两个手动阀。
The two ends of the two electromagnetic valves are respectively cross-connected to two hand-operated valves.
手动阀换向回路；
检查阀(单向阀)是一个手动阀门，这样水只能往一个方向走。
A check valve is a mechanical valve that only permits water flow in one direction.
术语“开放式解决方案”规定了自动阀或手动阀上的双传感器安装(见图3)。
The term "open solution" describes the direct mounting of double sensors on automated or manual valves (see FIG 3).
现在由于开放式解决方案的尺寸和成本的优势，在手动阀上装配位置反馈也变得更有吸引力。
Fitting valve position feedback on manual valves now also becomes a more attractive option with the size and cost of the open solution.
环境空间若受限制，请选用多功能电磁阀，因其省去了旁路及三只手动阀且便于在线维修。
If the restricted environmental space, use multi-purpose solenoid valve, which eliminates the need to manually bypass valve and three-line maintenance and user-friendly.
而这种增速是由手动计量阀控制的内部蒸汽旁路产生的。
An internal steam bypass controlled by a manual metering valve causes this increased velocity.
截止阀可以配置全系列的手动或者远程执行机构。
Globe valves are available with a complete range of manual or remote actuators.
所有的流体系统将用空气进行操作运行，以对管路系统中的所有泄露情况进行检查，液压缸和阀同样也要进行手动操作。
All fluid systems should be operated and air removed from systems and checked all leaks in piping systems. Cylinders and valves also should be operated manually.
在人工手动操作阀杆时，如果水路畅通，热水会排泄出来。
When the lever is operated, Hot water will discharge if the waterways are clear.
气流调节阀：气流调节扭与挡风板均为高密度PP材质，用304不锈钢方棒连接，手动调节外部阀门旋钮，控制气流量。
Damper: both gas flow regulating button and wind board are high grade PP material, connected with 304 stainless steel bar, manually adjust the outside valve knob, control air flow.
在座阀中的一个手动或自动的锥形针状体。对它进行调节就可改变流过的流体的流量。
A manual or automatic, conical needle in a seat valve that can be changed to alter the amount of fluid flow through it.
该控制系统能实现造气工段的自动运行、手动操作、阀位自动检测、自动报警和紧急停炉等功能。
The control system serves many functions of auto-operation, manual operation, auto-test valves, autoalarm and emergency stop.
如采用液压操纵，则可直接从泵车的泵送系统中获取液压驱动力，并通过手动液压阀实现操纵。
Such as the use of hydraulic manipulation, or directly from the pump of the hydraulic pumping system of access to driving force, and through hydraulic valve manually manipulated to achieve.
手动可控制通道阀可以制成为非常可靠和有效。
The manually controllable channel valve could be made very reliable and efficient.
气体灭火控制器主要具有各种故障报警及关闭风机、防火阀等联动功能，并实现建手动、自动、报警、故障、喷放等信号反馈至消防联动控制中心。
Gas fire controller has various functions such as failure alarm, closing blower fan and fire damper, and can feedback manual, automatic, alarming, failure and spray signals to the fire control centre.
首先关闭位于进水阀之前的手动关闭阀，然后将系统压力降到12psi(或其他预设压力)，几个小时后，观察系统的压力上升状态。
First close manual shutoff located before the fill-valve, then draw system pressure down to 12psi (or other preset pressure) and observe system for pressure buildup several hours later.
每年至少手动操作降温减压安全阀一次，以确认是否工作正常。
Manually operate the temperature and pressure relief valve at least once a year to make sure it is working properly.
如果需要的话，排出阀、排泄阀和旁路管道可以配置手动或遥控执行机构阀门。
Bleed, drain and by-pass piping can be furnished with manual or remote actuated valves, as required.
切换到手动模式，旁通阀保持关闭；
一般应用包括高流量手动液压阀连接、变流量泵和HST来对这些类型的设备进行远程电力控制。
Typical applications include connection to high flow manual hydraulic valves, variable volume pumps and HST's to obtain remote electrical control of these types of devices.
目前在平头自卸汽车上应用较多的是电磁举升操纵阀和手动举升操纵阀。
Now electromagnetic type and manual type lifting control valves are commonly used in flat-cab dumpers.
本实用新型涉及一种端面密封手动三位四通换向转阀。
The utility model relates to an end-face sealed manual three-position four-way reversing rotary valve.
这种一体式阀盖和提升杆使得检测人员只需轻轻扳起测试杆即可人工手动开启阀门进行测试。
The single unit cap and lifting lever permit manual valve opening (testing) with low required force on the lever.
手动过滤阀F56F，润新水处理控制阀系列产品已顺利通过了世界上认知度最高的NSF认证！
Manual valve, filter F56F embellish of new water treatment control valve series products have suc c essfully passed the world awareness of the highest NSF approval!
举升操纵阀是自卸汽车液压举升系统的控制中心，该操纵阀分为电磁式、电液式、手动式和气动式等几种。
Lifting control valve is the control center of hydraulic lifting system of dumpers, which is classified into electromagnetic type, electro-hydraulic type, manual type and air-powered type, etc.
微电脑自动控制电动排渣阀，根据杂质含量可任意设置过滤周期和排渣时间，全自动操作，同时还设置了备用的手动切换功能。
The filtration cycle and slag discharge time of dumping dregs valve is controlled by microcomputer automatically according to impurity content, and it has reserve manual switching function.
微电脑自动控制电动排渣阀，根据杂质含量可任意设置过滤周期和排渣时间，全自动操作，同时还设置了备用的手动切换功能。
The filtration cycle and slag discharge time of dumping dregs valve is controlled by microcomputer automatically according to impurity content, and it has reserve manual switching function.
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