Alarm, feed valve or pump starter switch actuates just before the burner switch cuts the firing.
警报器，进水阀或泵启动装置开关在燃烧器关闭燃烧之前启动。
TUPWR algorithm was adopted for the pump turbine model, SFPUMP for feed pump system, SOVLV for minimal flow valve, and pressure node for calculating the discharge rate of the pump.
给水泵汽轮机模型采用TUPWR算法，给水泵系统采用SFPUMP算法，最小流量阀采用SOVLV算法，泵出口流量的关系采用压力节点进行计算。
The system employs the variable speed regulation of electrically driven feed pump and the regulator valve to fulfill the control of water level.
该系统采用电动给水泵变速调节和调节阀共同完成水位控制。
On account of demand, inside pipe of hot spring preparation sets with one-way valve and solution feed pump.
还可根据需要在温泉制剂管内设置单向阀及供液泵。
On account of demand, inside pipe of hot spring preparation sets with one-way valve and solution feed pump.
还可根据需要在温泉制剂管内设置单向阀及供液泵。
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