Ph?n l?n m?c tiêu chung c?a ng??i ch?i cá c??c t?i 123B là h??ng t?i s? chi?n th?ng. M?c dù có t? l? c??c cao h?n nh?ng n?i khác nh?ng không ph?i ng??i ch?i nào c?ng could m?n dành th?ng cu?c.Harmonics are periodic distortions of voltage, current, or energy sine waves. Harmonics in power distribution methods are sometimes due to non-linear