This was not simply a 2-0 victory from Spain. It was a tactical masterclass built on control, discipline and relentless ...

采用变频电源与单片机数字化处理架构，突破传统电桥的测量逻辑，可实现自动频率变换、信号模数转换与数据运算，测试结果直接显示电容量Cx、介质损耗角正切tgδ、相对介电常数ε，无需人工干预换算。