The influences of the load combination ratio, rise-span ratio, sag-span ratio and resistant variable variance on the reliable performance are discussed.
分析了荷载比例、矢跨比、垂跨比和抗力类变量的变异系数对结构可靠性能的影响。
2
These are prestress in cables, sag of cables, rise of arches, the vertical flexible stiffness of arches and the axial stiffness ratio between the cable and the arch.