求助下载一篇论文？ 10
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Wierschem N E, Luo J, Al-Shudeifat M, et al. Experimental Testing and Numerical Simulation of a Six-Story Structure Incorporating Two-Degree-of-Freedom Nonlinear Energy Sink[J]. Journal of Structural Engineering, 2014, 140(6).
這種你透過sci-hub搜尋，很容易就找到了