中国祖师级空气动力学家 大人物
平生仅见两面 思维明显不行 但没想到如此突然逝去
缅怀
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Thank you for some other informative website. The place else may just I am getting that type of information written in such a perfect approach? I have a project that I’m simply now working on, and I’ve been at the glance out for such info.|
That’s a great point