Th?ng kê t? ??ng c?p nh?t khi k?t thúc bu?i t??ng thu?t tr?c ti?p k?t qu? x? s?The hardest faults to locate are those who happen only Now and again—intermittent events. They may be due to undesirable connections, dust, dirt, corrosion or just broken wiring or connectors. + Các Site, ?ng d?ng quét t? ??ng d? li?u x? s? tr?c ti?p t? X? S? Min