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http://www.techrepublic.com/article/nasa-shows-the-world-its-20-year-vr-experiment-to-train-astronauts/
您即将离开知乎,请注意您的帐号和财产安全。
http://www.techrepublic.com/article/nasa-shows-the-world-its-20-year-vr-experiment-to-train-astronauts/