The hardest faults to discover are people who come about only Occasionally—intermittent activities. They are often brought on by negative connections, dust, Grime, corrosion or simply broken wiring or connectors.K?t qu? x? s? mi?n B?c trên m?ng c?ng s? ???c c?p nh?t ngay vào lúc 18h15 h?ng ngày b?i t?i các tr??ng quay s? có nhân viên c?a