The length metering control 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。
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。
This paper introduces the revolution control principle of powdered coal metering valve for MAERZ vertical kiln and its program flow chart.
本文介绍了迈尔兹竖窑煤粉计量阀转速的控制原理，并给出了其程序流程图。
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