原帖由 激烈活塞 于 2008-9-2 19:29 發(fā)表 好象規(guī)程按量程要求有正負(fù)0.03,0.05,0.07的允許誤差值,但我的0.02的卡尺是怎么去符合0.03或0.05,0.07???