Since we are inside this disk, the band appears to encircle the Earth.
由于我们身处星盘之中，光带看起来环绕着地球。
2
Space Fence is envisioned as a network of ground-based S-band radars that will detect, track, measure and catalog thousands of objects in low-Earth orbit.
设想中的‘太空篱笆’为地基s波段雷达网络，将可探测、跟踪、测量和分类近地轨道成千上万的太空物体。
3
The International Telecommunications Union reserves a special radio band in the 1400-1427 MHz range, called the L-band, especially for Earth-observing satellites and space astronomy.