硬件电路调试及分析技术，其中包括对万用表、示波器的使用，还介绍了对半导体等器件的检测及对分贝、交流电压 电流的测量方法等-Hardware circuit debugging and analysis techniques, including multimeters, oscilloscopes use, also describes the testing of semiconductor devices and for dB, AC voltage and current measurem