可以考慮做速度計Calibration。可能許用誤差通常在5%。

所有跟帖: 

a systematic 5% off will be a big deal -lovecorn- 給 lovecorn 發送悄悄話 lovecorn 的博客首頁 (0 bytes) () 11/19/2010 postreply 23:02:46

As of 97, Federal standards in the United States allowed a maxim -00zz7788- 給 00zz7788 發送悄悄話 (186 bytes) () 11/20/2010 postreply 12:18:07

per "Auto Tutor", American Automobile Association of California -00zz7788- 給 00zz7788 發送悄悄話 (94 bytes) () 11/20/2010 postreply 12:21:46

請您先登陸,再發跟帖!