The hardest faults to seek out are those that come about only Occasionally—intermittent gatherings. They can be because of bad connections, dust, Grime, corrosion or simply broken wiring or connectors.Sau ?ó m?i l?a ch?n ra ??i bóng có ?u th? h?n ?? ??a ra d? ?oán c? th? chi ti?t v? k?t qu? tr?n ??u s?p t?i.Nh?n ??nh update theo th?i gian th?