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关注:1
2013-05-23 12:21
求翻译:Using direct solutions, Mead and Bardell (1987) studied the free wave motion in a thin cylindrical shell with periodic circumferential stiffening around the circumference是什么意思?![]() ![]() Using direct solutions, Mead and Bardell (1987) studied the free wave motion in a thin cylindrical shell with periodic circumferential stiffening around the circumference
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