1) Periodicity
[英][,piəriə'disiti] [美][,pɪrɪə'dɪsətɪ]
周期性
1.
Identification for periodicity and pitch order of low noise tread patterns;
低噪声轮胎花纹的周期性和节距排列辨识
2.
Quasi-periodicity and Its Forecast of Windstorm Tide Disaster in Shanghai;
上海风暴潮灾害的准周期性及其预测
3.
Periodicity of Vascular Cambial Activity and Dynamic Changes of Cell Ultrastructure in Populus deltoides;
美洲黑杨维管形成层活动周期性及细胞超微结构的动态变化
2) periodic
[英][,pɪəri'ɔdɪk] [美]['pɪrɪ'ɑdɪk]
周期性
1.
The feasibility of this new operation was proved by the experiments in which two columns and three columns in periodic liquid material exchange were used as operation unit respectively and the system of ethanol-isopropanol(volume ratio of 1) ethylbenzene-para-xylene(volume ratio of 1) were chosen.
提出了一种新型的间歇精馏塔串联系统及其操作方法,分别以两塔液相周期性交换和三塔液相周期性交换为操作单元。
2.
The electricity market is thus described as a nonlinear, nonautonomous, periodic difference system.
并根据电力市场的物理特性,在模型中考虑了电能供需的同时性、市场需求的周期性以及市场中非连续的投标竞价方式,将市场稳定问题转化为一个非线性、非自治的周期差分系统的稳定问题。
3) period
[英]['pɪəriəd] [美]['pɪrɪəd]
周期性
1.
The result shows that the radial force of a rotor changes periodically in the range of 152.
7°范围内周期性变化。
2.
In this paper,a new method,period line-drawing algorithm,is developed,with which,more than one points are drawn by one calculation in the dawing of period lines.
本文从直线本身的周期性出发,提出了一种新的绘制直线算法———周期性直线算法,使得周期性直线每一次运算后可以绘制多个点。
3.
The results show that there is only one stock price fractal dimension,and the short period indicates the gambling venture in the stock market.
研究表明单支股票的价格分形维数具有唯一性;同时股票市场具有短周期性,说明了我国股市的投机特征。
4) cycle
[英]['saikl] [美]['saɪkəl]
周期性
1.
PET cycle developping is principle;
聚酯周期性发展是客观规律
2.
According to the development plan of North China Grid and the short circuit current increasing cycle and period of Beijing-Tianjin-Tangshan Grid,rational control scheme of short circuit current and countermeasures are put forward.
根据华北电网的发展规化,针对京津唐电网短路电流增长的周期性和阶段性,提出了合理限制短路电流水平的思路和对策。
5) Periodically
[英][piəri'ɔdikli] [美][pɪrɪ'ɑdɪklɪ]
周期性
1.
Heat Transfer Enhancement in Rectangular Narrow Channel with Periodically Mounted Longitudinal Vortex Generators on One Sidewall;
单侧带有周期性分布纵向涡发生器的矩形窄通道内传热强化的实验研究
2.
Because of the periodically dynamic attributes of prey-predator model, fuzzy measure corresponding to the scale of population is adjusted.
考虑到各个独立分类器之间的重要程度和相互作用,根据模糊测度Sugeno积分的理想特性,用模糊测度代替各个分类器的权值,利用捕食-被捕食模型动态周期性变化的特点,将模糊测度对应于种群规模并不断随之进行调整。
6) weekly period
周周期性
补充资料：周期性
周期性
periodicity
①事物反复有规律的变化，每一次变化称为一个周期。如生理状态下的心动周期、呼吸周期、月经周期等。②疾病过程中临床症状多次重复出现的规律性。如周期热、溃疡病周期性上腹部疼痛等。
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