After having been prestressed, the composite beams can reduce the maximum flexibility within the range of elasticity, and increase their stiffness.
对组合梁施加预应力后,可以减小弹性范围内的最大挠度,增强梁的刚度;
2
According to the experimental results, the deepness range of adjusting stiffness of subsoil body and the calculation method of the foundation settlement are presented.