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                空间天气指数▃

                1级:舒适 未来24小时空间天气状况对 短波干扰不大。
                1级:适宜 未来24小时地磁场总体平稳, 对信鸽飞这点行影响不大←。
                1级:定位优 当前空间天气对GPS导航影 响小,定位比较准确。
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