尊重
发表于 2025-3-25 07:12:30
https://doi.org/10.1007/978-3-662-13254-8ng by the same point and the first to introduce the concept of shear stress on a plane, we can understand that the foundations of elasticity do not appear self-evident for anyone who approaches elasticity for the first time.
灿烂
发表于 2025-3-25 08:11:57
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macular-edema
发表于 2025-3-25 15:08:29
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圆锥体
发表于 2025-3-25 18:47:01
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猛击
发表于 2025-3-25 21:36:40
Book 2000oratory in Cambridge, England. When a smooth spherical slider of soft rubber was placed in contact with flat glass or perspex, the compliance of the rubber enabled it to conform to any slight roughness of the two surfaces such that perfect contact was obtained. In these circumstances the surfaces we
东西
发表于 2025-3-26 01:11:40
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蚊帐
发表于 2025-3-26 08:03:00
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空气
发表于 2025-3-26 11:33:44
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WAG
发表于 2025-3-26 16:06:31
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PURG
发表于 2025-3-26 18:51:22
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