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一、接收卫星信标对接收机带宽的要求人造地球卫星的定轨、测量可以有效地利用无线电观察,卫星记录到的资料和星内的工作情况都由无线电信号发回地面。由于
I. Receiving Satellite Beacons Requirements for Receiver Bandwidth Orbital satellites for artificial Earth satellites can effectively utilize radio observations. Data recorded by satellites and the working conditions in the stars are sent back to the ground by radio signals. due to