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- The frequency constraint and other constraints are separately treated with the combined penalty function strategy in order to satisfy all constraint conditions and improve the convergence rate of PSO. 采用混合罚函数法分开处理结构固有频率约束和其他约束条件,既保证所有约束能够严格满足,又提高了微粒群算法的收敛速度。
- Optimal Design of Composite Laminates Subject to Natural Frequency Constraint Using an Improved Genetic Algorithm 基于改进遗传算法的复合材料层合板自振频率优化设计
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Abstract The stiffness of a griddle body was enhanced using dynamic topological optimization under multiple frequencies constraints. 应用多频率约束下板结构加筋动态拓扑优化方法,提高了振动筛筛体的刚度。
- The stiffness of a griddle body was enhanced using dynamic topological optimization under multiple frequencies constraints. 应用多频率约束下板结构加筋动态拓扑优化方法,提高了振动筛筛体的刚度。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- frequency constraint 频率约束
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- multiple frequency constraint 多频率约束
- Optimal design of a scroll case with natural frequency constraints 具有频率约束条件的蜗壳优化设计
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- multiple frequencies constraints 多频率约束
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。
- Small dissipation factor at high frequency. 高的频率和小的损耗因素.
- Spread the palpitate frequency love till ending. 循着心跳的频率爱到永不分离。