美国军用GPS定位可达厘米级，民用在米级。北斗公开精度也在米级，优于GPS，军用精度未曾公开。

来源: 信笔由墨于 2023-11-16 07:35:09 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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