摘要
介绍了一种用单片机测量两列频率相同的相位差技术 ,并分析了电路的组成和工作原理。
The paper introduces a kind of technology measuring two lines of the same frequency phasic difference by SCM. Moreover, it analyses the buildup and working principle of the circuit.
出处
《森林工程》
北大核心
2003年第4期40-41,共2页
Forest Engineering
