FOLLY
发表于 2025-3-28 16:06:53
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capsaicin
发表于 2025-3-28 21:20:13
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EXUDE
发表于 2025-3-29 00:47:02
Klaus Jänichextension of the classical coordinate concepts and methods to topologically nontrivial fibred manifolds that cannot be covered by a single chart. The geometric coordinate-free structure of the infinitesimal first variation formula leads in several consequences, such as the geometric invariance crite
deciduous
发表于 2025-3-29 05:44:38
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时间等
发表于 2025-3-29 07:41:10
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自然环境
发表于 2025-3-29 12:04:48
10楼
inquisitive
发表于 2025-3-29 17:56:52
10楼