The toughest faults to search out are people who transpire only Occasionally—intermittent occasions. They can be caused by bad connections, dust, Grime, corrosion or simply damaged wiring or connectors.H?i ??ng x? s? ki?n thi?t mi?n B?c bao g?m 28 ??n v? thành viên, trong ?ó có 6 ??n v? t? ch?c quay s? chính th?c và c? ??nh hàng tu?n c? th