Research Article
Lightweight Threshing Rack under Multisource Excitation Based on Modal Optimization Method
Figure 15
Test mode of the threshing rack. (a) 1st-order mode shape diagram. (b) 2nd-order mode shape diagram. (c) 3rd-order mode shape diagram. (d) 4th-order mode shape diagram. (e) 5th-order mode shape diagram. (f) 6th-order mode shape diagram.
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