结构之必需,进来看看:)

http://co.163.com/forum/content/1695_371228_1.htm(现浇板式楼梯03G101-2 )
http://co.163.com/forum/content/1695_350789_1.htm(梁平法03G101-1/现浇楼面与屋面板 04G101-4/现浇板式楼梯03G101-2)
http://co.163.com/forum/content/1749_388112_1.htm(04G101-3阀型基础)
http://co.163.com/forum/content/401_138130_1.htm (关于井字梁 )
http://co.163.com/forum/content/170_129287_1.htm (关于井字梁 )

http://www.strat.cn/(start结构软件)