The most crucial point to the dynamic analysis is the drawing of alternating current load line .
动态分析的对象是交流通路，图解法动态分析的关键是作交流负载线。
I2C bus digital potentiometer AD5242 was used as core of digital alternating current parameter multi-function meter, it has a point, two point and multiple point sampling arithmetic.
数字式工频交流电参数多用表以i2c总线数字式电位器ad5242为核心，其采样算法有一点、两点及多点。
The method on surveying the short point of power cable caused by high voltage using alternating and direct bridge is discussed.
介绍了利用交直流电桥测量电力电缆高压短路点的方法。
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