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
- 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。 - The separability of asymptotically strongly periodic function space and asymptotically periodic sequence space are also discussed.
研究了渐近强周期函数空间、渐近周期序列空间的可分性质。 - There may be periodic police 'sweeps' of crime in the area.
警方可能对该地区的犯罪活动进行定时的“扫荡”。 - Atomic structure and the periodic table.
原子结构和元素周期表。 - 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 cycles are periodic and optional.
循环是阶段性和可选择的。 - 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。 - We study the property of complex periodic function, and obtain some correlation results.
对复周期函数的性质进行了一些研究，得到了若干有关的结果。 - And quasi-periodic and chaotic motion can bifurcate from periodic motion when parameters of the system are changed.
而在系统参数变化时，又由周期分叉形成了准周期和混沌。 - In periodic systems, the time interval between two corresponding points on successive cycles.
周期系统中，在相继两循环中两个对应点之间的时间间隔。参阅frequency。