13286885940 (王先生)
13262995105(吳先生)
13916985299 (姚小姐)
1 mV/div ~ 50 mV/div:± 1 V
100 mV/div ~ 500 mV/div:± 10 V
1 V/div ~ 5 V/div:± 100 V
滬公網安備 31010102004821號