periodicity

英

美

网络  周期; 定期性; 周期性; 会计分期假设; 週期性

复数：periodicities　

化学

BNC.34682 / COCA.30254

英英释义

noun

• the quality of recurring at regular intervals
  Synonym:cyclicity

双语例句

• The best transform period was secondly defined, and the best periodicity theorem for cat map was given.
  定义了矩阵变换的最佳周期概念，给出了猫映射的最佳周期性定理。
• Periodicity of nuclear properties began to show up.
  原子核性质的周期性开始显示出来了。
• The non autonomy statement equation basic circuit was established in this paper, and the conservation electric charge equation was worked out basing the periodicity of its stable solution.
  对包络检波的基本电路建立非自治状态方程，并根据其稳定解的周期性，推导出电路的电荷量守恒方程，并通过假设的条件近似和简化方程。
• Fluctuation Periodicity of Food Output and Its Characteristics in Chongqing
  重庆市粮食产量波动的周期与特征分析
• The frequency should takeintoaccountmany parameters including disease types and stages, treatment periodicity and standard practice.
  确定随访频率时要考虑许多参数，如疾病类型、分期、治疗周期和标准操作等。
• If you are using a fiscal year variant you'd have to define a calendar with only the first day of each period defined as workingday and use it in the periodicity restrictions.
  如果你使用一个财年变式，你就得定义一个日历，把（日历中）每个期间的第一天规定为工作日，并把它用在周期性限制中。
• The periodicity hint is very sensitive to model quality.
  周期提示对模型质量很敏感。
• As for the periodicity of pulse tracing signals, frequency domain analysis has been used to investigate pulse tracing graph and found the significantly difference between sick and normal persons.
  鉴于脉象信号的周期特性，人们将频域分析法应用在脉图的研究上，利用脉谱图分析出了病人与正常人之间存在的显著差异。
• The analysis of volatility and periodicity of food production in Hebei Province
  河北省粮食生产波动与周期特征的实证分析
• Yet there is no absolute evidence for periodicity in economic fluctuations.
  然而，在经济波动中，没有绝对的证据表明周期的存在。