高精度必须按国家标准 |
一般测量误差1度就可以,高精度误差0.2度必须按国家标准。普通随意测量误差3-5度不奇怪,无使用价值。 |
等不到版主 网上随便买了个 |
[img]file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/1661828484/QQ/WinTemp/RichOle/R@@FKYT1%254%7DCDEQIA$[YPDA.jpg[/img] |
咱们版主那就有,你跟她联系,把钱汇过去,她就给你寄过来啦。 |
我也想买一个! |
小黑屋|手机版|Archiver|- ( ICP12013697-2 ) 11010802026271
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