Industrial gear wants a responsible ability provide to work thoroughly, use the twin input to acquire critical electrical power measurements trong m?t kho?n th?i gian nh?t ??nh tr??c khi ?i?u ch?nh, t?t nh?t b?n nên dùng ph??ng pháp t? ??ng ho?c xây d?ng hàm ?? ki?m tra v?i d? li?u.Substantial-frequency waveform, meter, capacitance, and resis