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!e1.1--平面桁架分析!----------前处理------------------/filname,truss,1!定义工作标题/title,TheAnalysisofPlanetruss/replot/prep7k,1k,2,6k,3,12k,4,18k,5,24k,6,6,8k,7,12,8k,8,18,8l,1,2l,2,3l,3,4l,4,5l,1,6l,6,7l,7,8l,5,8l,2,6l,3,7l,4,8l,6,3l,3,8/pnum,kp,1/pnum,line,1lplotet,1,link1r,1,0.01r,2,0.005r,3,0.0125mp,ex,1,2.1e11mp,prxy,1,0.3lsel,s,tan1,ylatt,1,1,1lsel,s,loc,y,1,7lsel,r,loc,x,6,18latt,1,2,1lsel,s,loc,y,1,7lsel,u,loc,x,6,18latt,1,3,1allsel,all/pnum,real,1/replotlesize,all,,,1lmesh,allfinish!----------加载和求解----------------------------/soluantype,0lplotdk,1,ux,,,,uydk,5,uyfk,6,fy,-200000fk,8,fy,-200000fk,2,fy,-400000fk,3,fy,-400000fk,4,fy,-400000/pnum,real,0/pnum,line,0/pnum,kp,0/pbc,all,,1/psymb,ldiv,-1lplotsolvefinish!----------后处理-------------------------------/post1pldispetable,mforce,smisc,1etable,mstress,ls,1plls,mforce,mforce,1plls,mstress,mstress,1prrsolfinish!/exit,nosav!e1.2--平面桁架分析!----------前处理--------------------------------------/filname,truss,1!定义工作标题/title,TheAnalysisofPlanetruss/prep7et,1,link1r,1,0.01r,2,0.005r,3,0.0125mp,ex,1,2.1e11mp,prxy,1,0.3n,1n,2,6n,3,12n,4,18n,5,24n,6,6,8n,7,12,8n,8,18,8type,1mat,1real,1e,1,2e,2,3e,3,4e,4,5e,6,7e,7,8real,2e,2,6e,3,7e,4,8e,6,3e,3,8real,3e,1,6e,8,5finish/soluantype,0d,1,ux,,,,,uyd,5,uyf,6,fy,-200000f,8,fy,-200000f,2,fy,-400000f,3,fy,-400000f,4,fy,-400000solvefinish/post1pldispetable,mforce,smisc,1etable,mstress,ls,1plls,mforce,mforce,1plls,mstress,mstress,1prrsolfinish!/exit,nosav