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==学爸优选 FPSer.com 微信 582229== 2025-01-23 04:14:37 | |||
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功能关系.mp4 | 2024-05-13 03:49:54 | 30.29 MB | |
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动能.mp4 | 2024-05-13 03:49:54 | 33.31 MB | |
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动能实验考点.mp4 | 2024-05-13 03:49:54 | 23.84 MB | |
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弹性势能.mp4 | 2024-05-13 03:49:54 | 39.83 MB | |
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影响重力势能的因素.mp4 | 2024-05-13 03:49:54 | 37.21 MB | |
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探究影响动能大小的因素.mp4 | 2024-05-13 03:49:54 | 21.38 MB | |