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wxqtjw

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I presume the strain distribution of Eq 2 gives rise to no net axial force.
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ÇóÖªÕß001: ½ð±Ò+1, ÌýÆðÀ´ºÃרҵ£¬¸ÐлӦÖú~ 2013-03-13 16:32:12
wxqtjw: ½ð±Ò+2 2013-03-13 16:44:42
wxqtjw: ½ð±Ò+1 2013-03-16 21:45:10
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wxqtjw: ½ð±Ò+2 2013-03-16 21:45:16
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