在保修期内两次修理仍不能正常使用的，经营者应当负责更换或者退货。
Where a commodity still cannot be used properly after being repaired twice within the guaranteed maintenance period, the business operator must be responsible for replacement or return.
除此之外，如果车辆的里程表被断开，或里程读数被改变，新车保修将不能实施。
In addition, coverage's do not apply if the odometer has been disconnected, its reading has been altered, or mileage cannot be determined.
答：如果磕痕小于2厘米可以保修，如果进水导致试纸变色则不能。
Answer: if the knock marks less than 2 cm can guarantee, if the water is not cause discoloration test.
传统的产品保修费用会计处理方法已不能适应这种情况。
The method of the traditional accounting to deal with the product warranty cost is out of date.
此外，处理器的风扇散热器夹具可能难以或不能正确安装，并潜在地引起风扇故障和不正常运转，使处理器保修失效。
In addition, the processor's fan heatsink clip may be difficult or impossible to install correctly, potentially causing fan failure and improper operation, which would void the processor warranty.
防水工程的保修期制度存在诸多问题，已不能适应当前提高防水工程质量的迫切要求。
Many problems exist in after service period system for waterproofing works. At present the system can not meet the urgent needs for improving quality of waterproofing works any more.
防水工程的保修期制度存在诸多问题，已不能适应当前提高防水工程质量的迫切要求。
Many problems exist in after service period system for waterproofing works. At present the system can not meet the urgent needs for improving quality of waterproofing works any more.
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