identical sections meaning in Chinese

相同段片

Calculation methods of reliability index corresponding to time of bridge structural member under a single destroy mode is given . based on the conventional reliability theory , component is treated as a system , multi - destroy - mode would appear in identical section is taken into account ; calculation method of evaluation index that is used for member and the whole system is put forward
根据动态可靠性理论，给出已有桥梁结构构件在单一破坏模式下任意时点的可靠度计算方法，并在传统结构可靠性理论的基础上，将构件作为结构体系，考虑其某一截面可能出现的多种破坏模式，提出构件评定指标的计算方法，进而给出桥梁结构体系综合评定指标的计算方法。