News
313台这样的天线均匀地分布在直径一公里的圆周上,圆环中心,是一座百米高的定标塔,向天线发射公共信号,来进行定标和校准。对于这个望远镜 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible resultsSome results have been hidden because they may be inaccessible to you
Show inaccessible results