periodic
英 [ˌpɪəriˈɒdɪk]
美 [ˌpɪriˈɑːdɪk]
adj. 间发性的; 定期的; 周期的
Collins.1 / BNC.7973 / COCA.7702
牛津词典
adj.
- 间发性的；定期的；周期的
happening fairly often and regularly- Periodic checks are carried out on the equipment.
设备定期进行检查。
- Periodic checks are carried out on the equipment.
柯林斯词典
- ADJ 间发性的；定期的；周期的
Periodicevents or situations happen occasionally, at fairly regular intervals.- Periodic checks are taken to ensure that high standards are maintained.
定期检查以确保维持高水准。 - ...periodic bouts of illness.
周期性发病
- Periodic checks are taken to ensure that high standards are maintained.
英英释义
adj
- recurring or reappearing from time to time
- periodic feelings of anxiety
- happening or recurring at regular intervals
- the periodic appearance of the seventeen-year locust
双语例句
- This paper studies the existence of periodic solutions for some non-autonomous second order systems.
研究一类非自治二阶系统周期解的存在性问题。 - Analysis of a periodic function into a sum of simple sinusoidal components.
周期函数解成简单正弦曲线之和的分析。 - And discuss the properties of high order arithmetical infinite matrix and periodic infinite matrix.
给出了数阵的加法、数乘和乘法定义，并给出高阶等差数阵和周期数阵的运算性质。 - The mathematicians turned to culling periodic solutions.
数学家们转而去挑选周期解。 - A energy iteration method for periodic solutions to second order strongly nonlinear non-autonomous systems is suggested.
给出了确定一般二阶强非线性非自治系统周期解的能量迭代方法。 - This figure demonstrates periodic task scheduling.
本图演示了周期性任务调度。 - The RUP artifact Issues List is updated and maintained by project management on both a periodic and event-driven basis.
项目的管理人员在定期的和事件驱动的基础上，更新和维护RUP中的工件问题列表（IssuesList）。 - A mechanical model of two-degree-of-freedom system with clearance was established, whose periodic motion and disturbed motion were studied.
建立了一类两自由度含间隙系统的力学模型，并研究了该系统的周期运动及运动的受扰运动。 - This paper discusses the exponential stability of periodic solution for impulsive neural networks.
本文讨论了一类脉冲神经网络的周期解的指数稳定性。 - By using the mean values of the periodic coefficients, the approximations of the unstable frequencies are obtained.
用周期性系数的平均值法获得了不稳定频率的近似值。