Meanwhile, the flap valve can be used to adjust weight, spring tension and the bottom outlet valve flap valve opening size to determine the pressure and open and close time.
同时，可以利用调整阀瓣的自重、弹簧的弹力以及阀瓣的底孔大小来确定阀门的开启压力和启闭时间。
The relationship between delay time of the boiler response, the opening time of the valve and the flow through the valve for an actual boiler is obtained.
针对电厂一台实际锅炉，得出了锅炉水位动态响应的延迟时间与伐门开启时间，以及流过伐门流量之间的关系。
Calculation by theoretical analysis may ascertain the ideal rotate speed of variable-speed pump and ideal opening of regulating valve, completes adjust process at one time.
经理论分析计算，确定变速泵理想的转速，确定调节阀理想的开度，调节过程一次完成。
The simulation results shows that the opening variety of compressor by-pass valve affects cooling-down time of refrigerator system directly.
结果表明，降温过程中压缩机旁通阀的开度变化直接影响系统的降温时间。
Output speed of electric installations on the determination of its opening and closing the valve when the time is not strictly required, should try to use a slower speed.
关于对电动装置输出转速的确定，在阀门对其启闭时间没有严格要求时，应尽量选用较慢的速度。
Therefore, it is suggested that the outlet valve opening of pH metering box and the time of each reclaiming link be adjusted.
为此提出了解决办法——调整酸碱计量箱出口阀开度及阴、阳床再生各步骤时间。
At the same time the valve opens a small moment, to achieve the rapid opening and closing the valve.
同时阀门开启矩小、能实现阀门的迅速开启和关闭。
At the same time the valve opens a small moment, to achieve the rapid opening and closing the valve.
同时阀门开启矩小、能实现阀门的迅速开启和关闭。
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