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periodic

美 [ˌpɪriˈɑːdɪk]英 [ˌpɪəriˈɒdɪk]
  • adj.周期性;定期的;周期的;间发性的

派生词: periodically adv.

periodicperiodic

adj.

usually before noun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。

also less frequent periodical

periodic

频次

  • 1
    ADJ 间发性的;定期的;周期的
    Periodic events 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。

adj

1
recurring or reappearing from time to time
periodic feelings of anxiety
Synonym: occasional
2
happening or recurring at regular intervals
the periodic appearance of the seventeen-year locust
Synonym: periodical

数据来源:WordNet

  1. The periodic buckling leaves the fibre in a waved conformation .

    周期性的弯折在纤维中造成波形构成。

  2. Melanomas are more common if you have periodic intense exposure to the sun .

    如果你周期性地暴露于强烈的阳光下,黑瘤则更为常见。

  3. Periodic checks are carried out on the equipment .

    设备定期进行检查。

  4. Periodic checks are taken to ensure that high standards are maintained .

    定期检查以确保维持高水准。

  5. 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”。

  6. These arrangements are subject to periodic reviews .

    这几项安排每隔一定时间须予复查。

  7. The mathematicians turned to culling periodic solutions .

    数学家们转而去挑选周期解。

  8. According to her parents , Kashe memorized the 50 states by shape and location and could name all of the elements on the periodic table by the time she was 2 years old .

    据卡什的父母称,卡什在两岁时就能记住美国50个州的形状和地理位置,还能背出元素周期表上的所有元素。

  9. The periodic motion stability analysis of the nonlinear maglev control system

    非线性磁悬浮控制系统的周期运动稳定性研究

  10. Research on High Precision Frequency Measurement Method for Large Dynamic Range Periodic Signal

    大动态范围周期信号高精度频率测试方法研究

  11. Study on Periodic Preventive Maintenance Model Based on Limitation of Reliability

    基于可靠度限制的周期性预防维护模型研究

  12. Research on Periodic Characteristics and Solutions of Psychological Health Problems of College Students

    大学生心理健康阶段性特点分析及对策研究

  13. Study on Time Series Partial Periodic Patterns Based on Dynamic Time Warping Algorithm

    基于动态扭曲算法的时间序列部分周期模式挖掘研究

  14. Wavelet matrix classification for periodic fault wave of power electron equipment

    电力电子装置周期性故障波形小波矩阵分类法

  15. Detecting Periodic Signals Based on a Statistical Theory of Signal Coherence

    基于信号相干统计理论的周期性信号检测

  16. Many control systems require periodic sampling and processing .

    大量控制系统要求周期性采样与处理。

  17. Reflective function and periodic a solution of second order polynomial differential system

    二次多项式微分系统的反射函数与周期解

  18. 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。

  19. Method of weak signal detecting based on periodic region of chaotic oscillator

    基于混沌振子周期区域的微弱信号检测方法

  20. Periodic Analysis of Long-Term Flood Process for Three Main Rivers in Fujian Province

    福建省三条主要河流洪水序列周期特性分析

  21. Silicon is one of the most studied elements in the periodic table .

    硅是周期表中最熟悉的元素之一。

  22. Adaptive Optimization of Half-rate Based on Periodic Traffic Model Analysis

    基于周期性话务模型分析的半速率自适应调整

  23. Periodic inspection and analysis of in - line boiler for over temperature and heat

    在役锅炉超温过热的定期检验及分析

  24. Sufficient Theorem about Periodic Solution for a Class of High Order Nonlinear Equations

    一类高阶非线性方程周期解存在的充分性定理

  25. TITLE : Which thyroid cancer patients need periodic stimulation tests ?

    题目:那类甲状腺癌患者需要定期刺激试验?

  26. Almost Periodic Function and Its Main Properties

    概周期函数及其主要性质

  27. Almost Periodic Type Sequences and Their Applications to Differential Equations

    概周期型序列及在微分方程中的应用

  28. This paper deals with the standard periodic Riccati differential equation .

    讨论了标准的周期黎卡提微分方程。

  29. A form for creating and sharing periodic status reports .

    用于创建并共享周期性状态报告的表单。

  30. As such , it requires periodic inspection , adjustment and service .

    因此,它需要定期的检查、调整和维护。

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