The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.
地球外气层底温度是
断变动
,
通常约是1000K,使得氢原子平均
速度为
秒5公里。
The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.
地球外气层底温度是
断变动
,
通常约是1000K,使得氢原子平均
速度为
秒5公里。
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