The hardest faults to find are people who transpire only Every so often—intermittent occasions. They are often because of lousy connections, dust, Grime, corrosion or just damaged wiring or connectors. + Các Web page, ?ng d?ng quét t? ??ng d? li?u x? s? tr?c ti?p t? X? S? Minh Ng?c: K?t qu? c?p nh?t trên h? th?ng tr??c khi hi?n trên màn h