1 认识了解GPS接收机的基本组成、认清各部件的名称、性能和作用。 2 练习GPS各部件的连接顺序、方法及各项注意事项。 3 掌握GPS接收机的安置、开机、观察、记录、关机，掌握各种指示灯闪烁的意义。

30.ppt

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