有没有通往太空的电梯呢?

电梯要像在轨道上一样向上滑行。但是,迄今为止,没有适合这种绳索的材料。因此,进入太空中的电梯仍然是一个梦想。 作者:ZDF/Terra X/ T. Schultes/ pro in space 翻译与配音 : alugha 点击这里查看更多视频:https://alugha.com/TerraX

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