回复：Your GPS reading is accurate. Speedometer in your car

来源: jassco 于 2010-12-03 21:09:53 [] [旧帖] [给我悄悄话] 阅读数 : (87 bytes)
回答: 车速显示高出实际，怎么回事？ 由 brothernet 于 2010-12-03 18:17:58

needs to be calibrated if you have a concern.

Best regards,

Alex

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