Th? thao Công Ph??ng: Tuy?n Vi?t Nam ph?i ?ánh b?i Indonesia Công Ph??ng ??t m?c tiêu cùng tuy?n Vi?t Nam ?ánh b?i Indonesia trong 2 cu?c ch?m trán t?i vòng lo?i two Earth Cup 2026.Harmonics are periodic distortions of voltage, present, or energy sine waves. Harmonics in electric power distribution systems tend to be due to non-linear loads