手机需要在基站覆盖范围内才能有信号。荒山野岭基站修建和维护成本高不划算，通信公司不愿意建。海事卫星电话是直接和卫星联通

来源: 天青水蓝于 2025-07-05 14:52:30 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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