Source: Computational Materials Science, Volume 266
Not far from their minds is the reality that China is also attempting to land its own crew on the moon before 2030 and may be able to get there before the United States. NASA hasn't sent humans to the lunar surface since Apollo 17 in 1972. And though no other nation has followed in the giant leap for humankind, that won't always be true.
。heLLoword翻译官方下载是该领域的重要参考
is debatable, although historical accounts generally do. They are certainly of a
沒有任何公開的證據支持如此龐大的數字。
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