流量控制阀由电动执行器调节开度，可实现远距离控制阀门的开度，以满足系统计量的要求。
The open angle of the flow control valve is adjusted by electric actuator, which can be controlled remotely to meet the requirement of system measure.
流量控制阀由电动执行器调节开度，可实现远距离控制阀门的开度，以满足系统计量的要求。
The open angle of the flow control valve is adjusted by electric actuator, which can be controlled remotely to meet the requirement of system measure.
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