The bearing capacityformula of spherical joints in JGJ7-91 is an experience formula.
“网架规程”JGJ7 - 91中的球节点承载力公式，仍属经验公式。
2
Through theoretical analysis, a shearing capacityformula was advised to guide the design, which has a great promotional value.
通过理论分析，得到了一个可以用来指导设计的抗剪承载力计算公式，具有较大的推广价值。
3
As for the limit bearing capacityformula of the concrete filled steel tube long column subjected to axial compress, we lead to the tangent modulus and the conception of metal material.