Around the world, time is now monitored by highly reliable atomic clocks that are coordinated to produce a universal time standard.
当今世界，时间在很大程度上是由提供宇宙同步时间的原子钟来监测。
Atomic frequency Standard is the frequency and time benchmark of space technology and time awarding system, directly determining the quality of satellite communications.
原子频标是空间技术和授时系统的频率与时间基准，直接决定了卫星通信的质量。
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