Satellite has the characteristics of broadcasting, large scale and seamless coverage of the earth. Thus, it is an effective and feasible way to tackle the problem of MEMO with satellite communication.
采用卫星通信网实现移动网络的数据传输可以提供足够的带宽和更大的覆盖范围，是一种比较经济、可行的解决方案。
Since about 1850 accurate records of the temperature and climate on planet earth have been kept, with coverage improving over time.
从19世纪50年代以来，关于温度和全球气候的准确数据开始被记录，并且其覆盖范围不断扩大。
The orbit also provides excellent Earth observations with coverage of 85 percent of the globe and 95 percent of the population.
除此之外，这个轨道还使太空站能对地球上85％的地方、95％的人口进行清晰的观测。
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