(Nh?n ??nh, d? ?oán San Marino vs ?an M?ch) - ?an M?ch có c? h?i thu?n l?i ?? n?i dài m?ch th?ng khi ch? ph?i ??ng ?? San Marino ? l??t tr?n ti?p theo.Harmonics are periodic distortions of voltage, recent, or electrical power sine waves. Harmonics in ability distribution systems are sometimes because of non-linear hundreds which include switched