转动惯量太大。。
所有跟帖:
• 质点和转轴的垂直距离大。 -HAPPY-DAY- ♀ (0 bytes) () 01/20/2020 postreply 19:39:58
• 质点和转轴的垂直距离大。 -HAPPY-DAY- ♀ (0 bytes) () 01/20/2020 postreply 19:39:58
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