A four way two position valve is required for operation.
阿二位四通阀是所必需的操作。
Valve can be installed in any position.
这种阀门可以安装在任何位置上。
Lower the valve into position between the pipeline flanges.
将阀门放低，使其进入管道法兰之间的位置。
Lock the exhaust valve in its open position.
把排气阀固定在它开启的位置。
It is not necessary to open this valve to the full open position to provide full flow to the process.
必须把阀门开到完全开启的位置，以提供完全的流通。
This manually forces the valve to a wide open position for maximum flow.
这就人工强迫阀门开得更大以实现流量最大。
Besides, it can also correct the air valve position during air pressure change.
此外还能在预热空气压力变化时自动修正空气阀门位置。
The only other predictors of survival were age and valve position.
其他唯一能预测生存率的因素是年龄和瓣膜位置。
A spring keeps valve in the normal flow position.
弹簧能够使阀门保持在正常流量位置。
Valve is shown in closed position.
图示中的阀门位于关闭位置。
It provides a valve ball or disk position for a specific input signal.
该类型定位器能按特定的输入信号使阀球或阀板停留在特定位置。
With the valve in the closed position the downstream air exhausts to the atmosphere.
如果这种阀门出于关闭位置，则下游气体将排放到大气中。
Solenoid valve, hand wheel, valve position switch, air filter regulator and so on.
电磁阀、手轮机构、阀位开关、空气过滤减压器等。
Failure position of valve shall be open.
故障时阀门位置为打开。
Failure position of valve shall be closed.
故障时阀门位置为关闭。
Tight all closures and put the valve cover door on position before shipment.
运输前拧紧所有密封件，盖好阀门挡板。
At the installation, the valve to turn off at the stop position.
在安装时，阀瓣要停在关闭的位置上。
Valve position high limit and valve position low limit setting.
阀位上限幅值和阀位上限幅值设定。
Valve position high limit and valve position low limit setting.
阀位上限幅值和阀位上限幅值设定。
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