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