送交者: 历历 于 2011-01-27, 11:45:16:

回答: satellite. 由 steven 于 2011-01-27, 11:43:42:

• It doesn't have to be geosats. - steven (357 bytes) 2011-01-27, 12:11:58 (541678)
  • 谢谢，我不是问理论上或技术上如何做到，我想知道他们现在用什么渠道？ - 历历 (36 bytes) 2011-01-27, 12:17:25 (541685)
    • 给你透露一点儿内幕 - 3747 (137 bytes) 2011-01-27, 12:20:03 (541689)
      • 放臭屁，俺才不信你的胡诌尼，你想弄俺。 (无内容) - 历历 (0 bytes) 2011-01-27, 12:22:17 (541692)
    • Intelsat is international telecom satellites, opeated by - steven (132 bytes) 2011-01-27, 12:19:48 (541688)
• 都什么年头了中国还没这个. 只要有３颗间隔１２０度就可以全球通讯了 - Amargi (64 bytes) 2011-01-27, 11:55:24 (541665)
  • I think China has only one relay geosat. I could be wrong, - steven (95 bytes) 2011-01-27, 12:14:07 (541681)
  • “３颗间隔１２０度”？从数学立体几何上讲，我不明白你说的啥子。 (无内容) - 历历 (0 bytes) 2011-01-27, 12:09:10 (541675)
    • 似乎至少要有４个卫星才能同步覆盖全球，　I could be wrong. (无内容) - 历历 (0 bytes) 2011-01-27, 12:19:02 (541687)
      • no. 4 is need for position, not communication. - steven (39 bytes) 2011-01-27, 12:20:48 (541691)
        • 2个卫星就可覆盖球体，但结合部处及附近效果不佳所以要多加 (无内容) - catfish (0 bytes) 2011-01-27, 13:08:47 (541722)
          • That is impossible, for two points to maintain LOS from - steven (72 bytes) 2011-01-27, 13:16:52 (541724)
            • oops, "for two points to maintain LOS from each other and everywhere..." (无内容) - steven (0 bytes) 2011-01-27, 17:14:43 (541834)
  • 技术上讲中国能做得到。但是不可能为这事专门扔几个卫星啊。 - 历历 (116 bytes) 2011-01-27, 12:02:23 (541667)
• 文傻。 (无内容) - ak70 (0 bytes) 2011-01-27, 11:48:37 (541659)

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