1) Unlinked periodic solutions
无扭周期解
2) infection-free periodic solution
无病周期解
1.
We present the epidemic model with impulsive vaccination on age interval concerning there is age-dependent severity of infection for some diseases,and get existence of an infection-free periodic solution of the system.
我们研究了模型无病周期解的存在性。
2.
We prove the existence and global stability of the infection-free periodic solution.
建立了具有脉冲预防接种的SIQR传染病模型,利用脉冲微分方程基本理论,对模型的动力学性态进行了分析,给出了模型的基本再生数,证明了无病周期解的存在性及全局稳定性。
3) Unknotted periodic Solutions
无结周期解
5) torsional period
扭转周期
1.
According to the design of Xinyuan building, the problem, which the first structural period is torsional period in frame-corewall structure, has been solved through the adjustment of thickness of shear wall and the location of calculation holes.
针对信远大厦工程设计出现的问题 ,通过调整剪力墙厚度、开洞位置等手段解决了内筒外框结构第一周期为扭转周期这一不利影响 ;分析了温度应力对超长楼板的影响 ,并提出处理意见 ;从计算及构造上解决了楼板开洞过大问题。
6) oscillatory cycle
扭摆周期
补充资料：庞加莱周期解
见周期解理论。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条