This phenomenon is all existed under various kinds of optimization criterion of the progressive structural optimization design.
在渐进结构优化设计的各种优化判据下都存在这一现象。
A vibration failure mode of structural system was presented according to engineering design criterion. The safety margin equation of the vibration failure mode was developed.
从工程上常用的振动设计准则出发，定义了振动问题的破坏模式，给出了以结构自振频率和外载频率为基本随机变量的安全边界方程。
There is no criterion of design and references to the structural design of blast resistant doors, so lack of security or being too conservative may appear in the design.
抗爆门结构设计尚无现成设计标准、规范可循，设计结果可能会出现安全性不足或过于保守等情况。
Hysteretic Behavior and Design Criterion of Composite Steel Frame-Reinforced Concrete Infill Wall Structural System with FR Connections.
颜鹏，刚性连接钢框架—内填钢筋混凝土剪力墙结构体系的滞回性能及抗震设计对策。
Hysteretic Behavior and Design Criterion of Composite Steel Frame-Reinforced Concrete Infill Wall Structural System with FR Connections.
颜鹏，刚性连接钢框架—内填钢筋混凝土剪力墙结构体系的滞回性能及抗震设计对策。
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