A 3D rendering system is such a system that draws the massive terrain and cities on the earth based on computer graphic technology.

三维表现系统，是建立在计算机图形绘制技术的基础上，对地球表面的海量地形和城市中的大规模建筑群进行实时绘制的系统。

youdao

In the terminology of the Spatial Extender, this is the Spatial Reference system (SRS), a combination of an earth-based coordinate system and a set of numeric conversion parameters.

在Spatial extender术语中，这是Spatial Reference System (SRS)，它组合了基于地球的坐标系和一组数字转换参数。

youdao

SOFIA will complement the Hubble, Spitzer, Herschel and James Webb space telescopes and major Earth-based telescopes.

索菲亚将弥补诸如哈勃、史匹哲、赫歇尔和詹姆士·韦伯一系列天文望远镜以及主要的地面望远镜的不足。

youdao

One of its official organizers in the United States is a Washington based nonprofit group called Earth Day Network.

VOA: special.2010.04.21

It is based on the story of a fairy from heaven who comes to Earth and marries a cowhand on a farm.

VOA: special.2010.02.08

Scientists say extensive observations from earth-based telescopes are needed to confirm the existence of the planets.

VOA: special.2011.02.09

According to a report released by the Wood Mackenzie firm in early January, Eagle Ford is now the largest oil and gas development on the face of the earth based on total capital expenditures.

FORBES: The Blessing That is the Eagle Ford Shale

Earth-based observations might not be sufficient to rule out an impact in 2036.

BBC: Foresight mission spacecraft Image

Astrobiological researchers have discovered significant regions below the surface of Mars that could be habitable for Earth-based life.

FORBES: Parts Of Mars May Be Habitable For Earth-Based Life