周期,period
1)period[英]["p??ri?d][美]["p?r??d]周期
1.Study on fouling performance and optimization cleaningperiod of water cooler sets;水冷设备污垢特性及其最佳清洗周期研究
2.The effect of sintering temperature andperiod for nanocrystalline NASICON materials;烧结温度和周期对NASICON纳米晶材料的影响
3.Reducing coke formation and realizing longperiod operation for catalytic cracking unit;降低催化装置结焦实现长周期运行
英文短句/例句
1.Business cycle; trade cycle商业周期,经济周期
2.period staggering周期错调,周期参差调谐
3.intermediate overhaul [tram]周期性大修〔电车〕
4.Biennialization (of cycle of meetings)两年制（会议周期）
5.lifecycle CO2 emissions生命周期CO2排放
6.first cycle as a whole第一个周期的全期内
7.half-line period半行周期，横扫频率半周期
8.periodic protein周期性蛋白[含有周期性重复序列]
9.To move in or as if in a cycle.周期地或者好象周期性地运动.
10.Business cycles are recurring cycles of economic events.商业周期是经济活动重复发生的周期。
11.The budgetary and the negotiating cycles were simply out of phase.预算的周期同谈判的周期简直不协调。
12.The relation of the elements of a periodic family or group.同周期同一周期族或组的元素的关系
13.Almost Periodic Solutions and Periodic Solutions for Several Kinds of Functional Differential Equations;几类泛函微分方程概周期解与周期解
14.Periodic Solutions and Periodic Boundary Value Problems of Impulsive Differential Equations;脉冲微分方程周期解和周期边值问题
15.Study of Periodic and Almost Periodic Solution for Neural Networks with Time Delays;时滞神经网络的周期解、概周期解研究
16.The Effect of Agricultural Cycles on Business Cycles in China;中国农业周期对经济周期的影响研究
17.The Almost Periodic Solution to Quadratic Differential Equation with Almost Periodic Coeffecients;二次概周期系数微分方程的概周期解
18.The Relationship of Pseudo Almost Periodic Function and Pseudo Almost Periodic Function Sequence;伪概周期函数和伪概周期序列的关系
相关短句/例句
cycle[英]["saikl][美]["sa?k?l]周期
1.Confirmation of Time Cycle to Operate Pump forPropel During Stopping Transportation;输油管线停输期间开泵顶管时间周期的确定
2.The Relationship About the Venom s Collection Cycle and the Quantity of the Gloydius ussuriensis Emelianov;乌苏里蝮蛇采毒周期对排毒量的影响
3.Beijing real estate marketcycle analysis based on principle componential and spectral analyses;基于主成分分析与谱分析的房地产市场周期研究
3)periodic[英][,p??ri"?d?k][美]["p?r?"ɑd?k]周期
1.The Study of Periodic and Chaotic Behavior in Three Cells Cellular Neural Networks;三神经元CNN自治系统中周期与混沌行为的研究
2.Optimal Control for Periodic Age-Dependent Population Dynamics;一类具年龄结构的线性周期种群动力系统的最优控制
3.Key Property of Solutions for Periodic Linear Differential Equations;周期线性微分方程解的一个关键性质
4)periodicity[英][,pi?ri?"disiti][美][,p?r??"d?s?t?]周期
1.A new characterization on theperiodicity of function $f(x);关于函数周期性的一种新刻画
2.In this paper the author researches theperiodicity and statistical characteristics produced by linear congruence and combined generator through numerical value tests, and puts forward a random numeral generator with a longperiodicity, a good independence and homogeneity.通过数值试验研究线性同余组合发生器产生的伪随机数列的周期性质和统计性质 ,并提供一种周期很长、独立性和均匀性都很好的伪随机数发生器。
3.The method for mining theperiodicity and association rules fr om temporal database is presented.提出了一种简单有效、抗干扰的周期规律挖掘算法 ;研究了关联规则提取过程中的连续属性离散化 ,并用 Apriori算法发现有效的规则。
5)periods[英]["pi?ri?d][美]["p?r??d]周期
1.Properties ofperiods of elements in zero-symmetric BZ-algebras;零对称BZ-代数元素周期的性质
2.In order to study the joint distribution of the wave heights andperiods of the sea wave under influence of the variance of water depth, 236 records of sea waves classified as three groups according to the rank of the water depth factor(H￣*),were analysed in this paper firstly.本文研究了水深的变化对波高与周期联合概率密度分布造成的影响。
3.In this paper,we study theperiods of transversal vibration for a tense symmetric double elastic oscillator.理论研究与数值模拟的结果都表明:振动的周期随着振幅或紧张程度的增大而减小,紧张程度不断增大时周期存在一个极限值。
6)Cycle Time周期
1.Strategies forCycle Time Reduction in Batch Cleaning;缩短批次式清洗周期的策略
延伸阅读
周期周期period事物在运动、变化的发展过程中，某些特征多次重复出现，其接续两次出现所经过的时间。通常用T表示。频率（f）的倒数。
