即使俄罗斯发射了足够数量的卫星，GLONASS系统也无法像GPS系统一样被有效的使用，而且在短时间内也无法达到GPS卫星的标准。
Although Russia can also launch the required number of satellites, the entire GLONASS cluster will not be equally effective as GPS satellites, and will not match their standards in the near future.
最近由于发生日凌，会短时间影响卫星信号。
Take place sun outage recently, can short time influence the signal of satellites.
卫星探测器会预计会在短时间准备好。
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