L?ch quay m? th??ng x? s? Mi?n B?c theo th? t? t? th? 2 ??n Ch? Nh?t cho các t?nh trong tu?n ?ó là:Superior-frequency waveform, meter, capacitance, and resistance measurements and also continuity checks are all covered by one list of shielded examination prospects. No time is squandered discovering or swapping sales opportunities.Trong tr??ng h?