very high cost on repair. normally
the whole system will be replaced rather than just one part if something is wrong. also there may be noise when it is working.
所有跟帖:
• 看哪一部件损坏,还与厂家设计是否易于维修有关 -W050404- ♂ (0 bytes) () 02/27/2015 postreply 12:44:13