In this paper, design of constellation in need of continuous coverage for ground target is studied.

研究了需要对地面目标进行连续覆盖的星座的设计问题。

youdao

The RF-7800V provides continuous coverage in the 30 to 108 MHZ frequency band at up to 50 watts of power.

还可在50w功率下提供30-108MHz的持续性频率覆盖。

youdao

In some cases, constellations are required to visit any ground targets in the globe. It does not need continuous coverage, but just satisfying limits of certain revisit time and even temporal phases.

在某些情况下，卫星星座需要对全球地面目标进行访问，但对连续性覆盖要求不高，只要满足一定的访问间隔时间限制，访问时相比较均匀即可。

youdao

But what I do remember was, at the end of that long, continuous coverage it must have been about two a.m.

VOA: special.2009.08.16

The Weather Channel is providing continuous coverage of the impact of Sandy.

BBC: Hurricane Sandy: Essential links

Allowing for a six-hour flight from Germany, this means that two or three aircraft can maintain continuous coverage of the war zone.

ECONOMIST: Unmanned aircraft

Channel Seven, the Olympics broadcaster, will drop all its normal programming for the 16 days of competition and switch to continuous coverage of the games.

CNN: Australia prepares to 'give it a go'