The length meteringcontrol is implemented with infrared photoelectric transducer.
采用红外光电传感器实现膏布长度计量控制。
2
Master control a control section in a typical paralleling system that provides total system metering and the interface point between the paralleling system and the facility.
主控制主控制是典型的并联系统计量控制设备，也是并联系统与用电设施之间的接口。
3
This paper introduces the revolution control principle of powdered coal metering valve for MAERZ vertical kiln and its program flow chart.