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- Ó¦Öú: 8 (Ó×¶ùÔ°)
- ½ð±Ò: 853.1
- ºì»¨: 2
- Ìû×Ó: 286
- ÔÚÏß: 129.1Сʱ
- ³æºÅ: 1420404
- ×¢²á: 2011-09-28
- רҵ: ÓïÑÔѧ

5Â¥2014-08-24 10:43:54
hytao2012
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- ½ð±Ò: 6341.8
- É¢½ð: 115
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- Ìû×Ó: 479
- ÔÚÏß: 206.6Сʱ
- ³æºÅ: 2050091
- ×¢²á: 2012-10-08
- ÐÔ±ð: GG
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3Â¥2014-08-23 16:18:04
wy515077587
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
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- É¢½ð: 1158
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- Ìû×Ó: 254
- ÔÚÏß: 109.6Сʱ
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- ×¢²á: 2013-03-23
- ÐÔ±ð: GG
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4Â¥2014-08-24 10:05:37
wy515077587
½ð³æ (СÓÐÃûÆø)
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- ½ð±Ò: 401.5
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- ºì»¨: 3
- Ìû×Ó: 254
- ÔÚÏß: 109.6Сʱ
- ³æºÅ: 2369987
- ×¢²á: 2013-03-23
- ÐÔ±ð: GG
- רҵ: »úе¶¯Á¦Ñ§
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clear syms E poisson density t lx ly jdx=11; %number of nodes in x direction jdy=11; %number of nodes in y direction k(1:110*5,1:110*5)=0; %system stiffness matrix m(1:110*5,1:110*5)=0; %system mass matrix D_k(1:110*5,1:110*5)=0; %¸Õ¶È¾ØÕóµÄµ¼Êý D_m(1:110*5,1:110*5)=0; %ÖÊÁ¿¾ØÕóµÄµ¼Êý %prepare the arrays containing numbers of nodes needed to describe this problem en(1:100,1:4)=0; %element node for ni=1:jdx-1 for nj=1:jdy-1 en(ni+(nj-1)*(jdx-1),1)=ni+(nj-1)*jdx; en(ni+(nj-1)*(jdx-1),2)=ni+1+(nj-1)*jdx; en(ni+(nj-1)*(jdx-1),4)=ni+nj*jdx; en(ni+(nj-1)*(jdx-1),3)=ni+1+nj*jdx; end end %constraints for boundary conditions disp(1:jdx*jdy,1:5)=1; % node displacement constraints=1:jdx:jdx*jdy; % constraints for boudaries disp(constraints, =0;dof=0; ÕâÊÇÔ´³ÌÐòµÄÒ»²¿·Ö£¬Ñо¿ÖÐ... |
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