讨好美人 发表于 2025-3-26 23:17:10
Two Degree-of-Freedom Oscillator Coupled to a Non-ideal Source,em (Felix et al. .), centrifugal vibration machine (Dantas and Balthazar .), tuned liquid column damper mounted on a structural frame (Felix et al. .), portal frame (Felix et al. .) and portal frame foundation type shear building (Felix et al. .), rotor-structure system which moves in-plane (Quinn .PANG 发表于 2025-3-27 02:30:29
Dynamics of Polymer Sheets Cutting Mechanism,mer sheets cutting mechanism. Great variety of mechanisms, tools and devices are made for cutting throughout of materials based on specific requirements connected with the properties of the cutting object, its dimensions and form, strength and elasticity, etc., but also on the characteristics of thecholeretic 发表于 2025-3-27 05:32:20
http://reply.papertrans.cn/29/2842/284122/284122_33.png优雅 发表于 2025-3-27 10:32:12
http://reply.papertrans.cn/29/2842/284122/284122_34.pngAbbreviate 发表于 2025-3-27 16:49:42
9楼fetter 发表于 2025-3-27 20:36:26
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