And keeping the satellite's huge beam and the distant rectenna reliably synced up also stands as an unsolved technical issue.
而要使卫星发射出来的巨大微波束与地面的网格形天保持同步,也是
个
未解决的技术难题。
And keeping the satellite's huge beam and the distant rectenna reliably synced up also stands as an unsolved technical issue.
而要使卫星发射出来的巨大微波束与地面的网格形天保持同步,也是
个
未解决的技术难题。
:
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