frequencymeter

常見例句

This paper presents the design and fabrication of a Microprocessor (AT89C51)based film resonant with the water level sensor supporting the use of the liquid level measurement frequencymeter.
本文介紹了一種以單片機(jī)(AT89C51)為核心與薄膜諧振式水位傳感器配套使用的液位高度測量用頻率計(jì)的設(shè)計(jì)與制作。
compass needle type frequencymeter
羅盤針型頻率計(jì)
heterodyne frequencymeter
外差式頻率計(jì)