If 滑落 and 听到电机在磁磁作响,

来源: US_CAR 于 2006-07-28 17:16:08 [] [旧帖] [给我悄悄话] 阅读数 : (85 bytes)

that may not be the motor problem. It sounds like a rail or other mechanical problem.

请您先登陆，再发跟帖！