美国一直都拥有全球最发达的由雷达和望远镜网络组成的太空监测系统，但其侦察零散不全。

America already has the world's most developed space monitoring system with a network of radars and telescopes. But its surveillance is patchy.

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空间光学系统的性能在很大程度上决定着太空望远镜、侦察卫星和武器系统的性能。

The performance of the space optical system is determining the performance of space telescope, reconnaissance satellite and weapon system to a great extent.

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空间光学系统的性能在很大程度上决定着太空望远镜、侦察卫星和武器系统的性能。

The performance of the space optical system is determining the performance of space telescope, reconnaissance satellite and weapon system to a great extent.

youdao