Whether you have a very light object or a very heavy satellite, they have the same velocity in orbit if they are at the same distance, and they have the same orbital period.
不论你有个很轻的,物体还是很重的卫星,如果它们距离相同且,在轨道运动时间,相同，则速度一样。
She said that although many forests look healthy when viewed from a satellite, they are actually falling silent because many of their large animals have been removed for subsistence or profit.
她说，尽管通过卫星观测，很多森林状况良好，但是它们的状况实际在悄悄恶化，因为很多大动物被猎走以供食用或赚取利润。
Or, you may have to wear a satellite-based pager.
或者，你可以使用卫星寻呼页面。
If you have numerous offices or sites, try to arrange a conference or video call, either via phone or satellite feed.
如果企业有几个办事处或在异地办公，试着通过电话或卫星组织一个电话或视频会议。
The road-mobile variant might have a lower accuracy but this can be improved by adding satellite navigation and positioning capability such as GPS or GLONASS to the launch platform.
公路-机动型可能精度较低，但是能通过增加卫星导航和部署能力来改进，像通过美国的全球定位系统（GPS）或俄罗斯的全球轨道导航卫星系统（GLONASS）部署到发射平台。
As a result, launchers would have to stay on roads or use the pre-made launch pads that stand out clearly in high-resolution satellite images.
因此，发射装置必须停在公路上，或使用可被高分辨率卫星图卫识别的预制发射台上。
I live in a rural community and do not have satellite or cable TV.
我住在一个农村社区，没有卫星或有线电视。
They may have seen a weather balloon, a satellite, a meteor or something.
他们看到的可能是气象探测气球、地球卫星、流星或是其他东西。
They may have seen a weather balloon, a satellite, a meteor or something.
他们看到的可能是气象探测气球、地球卫星、流星或是其他东西。
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