The paper introduces a program of high-accuracy digital tachometer based on AT89C52 SCM, and presents the diagram of applied circuit principle and software design.是什么意思_The paper introduces a program of high-accuracy digital tachometer based on AT89C52 SCM, and presents the diagram of applied circuit principle and software design.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句