结构破坏时的荷载称为破坏荷载。
篐筋能有效提高其破坏荷载，但对初裂荷载提高不明显。
The presence of hoop steel can effectively improve damage load of joint, but for the early cracked load is not obvious .
本文通过对塑性分析方法比较，采用了塑性弯矩系数和荷载系数来表达机构破坏荷载公式。
By comparing the ways of plastic analysis, the plastic moment coefficient and load coefficient are used to illustrate the collapsing load formula of mobile-structure.
结构在地震作用下的损伤状况及其抵御破坏荷载的残余能力，是抗震优化设计和震后工程加固的重要依据。
Damaged condition and residual capability to resist failure load of a structure under seismic action are important for seismic optimum design and post-earthquake strengthening.
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