根据美国航空航天局勇气号探测器对矿物质的分析，火星上有些地方——比如古瑟夫撞击坑——和地球上的碱湖差不多。
There are places on Mars, like Gusev Crater, which resemble soda lakes on Earth, according to an analysis of minerals by NASA's Spirit rover.
根据美国航空航天局的卫星观测数据显示，俄罗斯北部的东北航道和加拿大北部的西北航道先后相继开通，使得北冰洋的开通逐渐成为现实。
According to NOAA's satellite observation data, the Northwest Passage in the north of Eurasia and the Northeast Passage in the north of Canada have opened in recent years.
这张地形图根据由NASA（美国航空航天局）Terra号卫星上的先进星载热发射和反射辐射仪（ASTER）搜集的数字海拔高度数据制作而成。
The topography is from digital elevation data collected by the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite.
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