... 地球大气簇射模拟 EASS 地球的大气层 the earth's atmosphere 地球和大气科学 Earth and atmospheric sciences ...
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地球、大气和环境科学 Earth, Atmospheric and Environmental Sciences
因此，一些科学家推断，地球早期的大气与现在的不一样，主要由氢、甲烷和氨构成。
Therefore some scientists postulate that the Earth's earliest atmosphere, unlike that of today, was dominated by hydrogen, methane, and ammonia.
科学家们相信，这类太阳活动与地球磁场和高空大气层产生反应，对地球天气起着重要作用。
Scientists know that such solar activity plays a significant role on the weather we experience on Earth by interacting with our planet's magnetic fields and upper atmosphere.
两名来自加利福尼亚理工学院的科学家康斯坦丁·巴特金和迈克·布朗，称新行星的质量大约是地球的十倍，其大气中有含有氢和氦。
Konstantin Batygin and Mike Brown, two CalTech scientists, say the new planet is about 10 times the mass of Earth and has an atmosphere of hydrogen and helium.
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