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怎么校准指北针

更新时间: 2020-07-05 00:00:00     

1、手机指南针不是靠GPS也不是内置陀螺仪,采用的最简单的罗盘原理即与地球磁场额感应;

2、区别是手机是磁阻传感器,将地磁信息转换为数字信号输出给用户使用;3、指南针的精度不够,可以点击菜单-校准;

4、站在一个开阔的地方,手机屏幕面向天空,在你的身前,拿着手机画8字的形状,画两次;

5、把手机屏幕面向你自己,画8字两次。

关键词: 怎么 校准

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