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客车窗吊簧在使用中经常发生簧条及吊带折断的事故。段修中需拆下窗吊簧以便更换簧条及吊带。 由于原设计窗吊簧是用两颗长木螺钉安
Bus window spring in the spring often occur in the spring and sling breakage accident. Section repair need to remove the window spring in order to change the spring and harness. Because the original design window spring is with two long wooden screws