These latter are based on the position of our earth with regard to the sun.
气候的基本规律跟地球与太阳的位置密切相关。
It would also look for the kind of carbon-based chemistry that spurred life on Earth.
它也会寻找那些在地球上激发生命的碳基的化学组成。
No Earth based telescope could ever take a similar picture.
地球上没有一台望远镜可以拍到类似的照片。
The earth, on which our economies have always been based, is suddenly threatening our existence.
我们赖以生存的地球，却突然变成了威胁我们生命的东西。
Method of regional height transformation based on earth gravity field model;
描述了地球重力场模型和中国海及邻域重力异常的特征。
Method of regional height transformation based on earth gravity field model;
描述了地球重力场模型和中国海及邻域重力异常的特征。
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