您要查找的是不是：
- pulse recurrence period 脉冲重复周期
- Economic crises recur periodically. 经济危机周期性地发生。
- The reminder for an occurrence cannot be set to appear before the previous occurrence. Shorten the reminder time or lengthen the recurrence period. 事件的提醒不能早于该系列中上一个事件的发生时间，请您将提醒时间推后或将事件之间的间隔增长。
- Half pulse recurrence rate delay 半脉冲重复频率延时
- jittered pulse recurrence frequency 颤动脉冲重复频率
- pulse recurrence counting-type frequency meter [电] 脉冲重口计数型频率计
- jittered pulse recurrence frequence 脉冲重复频率的不规则变化
- Eg: Economic crises recurs periodically. 经济危机周期性地发生。
- jiffered pulse recurrence frequ-ency [电] 跳动脉冲重现频率
- pulse recurrence frequency stagger 脉冲重复频率参差
- pulse recurrence frequency discrimination 脉冲重复频率监别
- direct reading pulse recurrence frequency generator 直读式脉冲重复频率发生器
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
- TECTONIC STRESS FIELD AND LARGE EARTHQUAKE RECURRENCE PERIOD IN CHINA 中国构造应力场与大震复发周期关系的数值模拟
- Investigation on recurrence period in roof rainwater discharging system design 对屋面雨水系统设计重现期的探讨
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- Case histories show that all nations face recurring periods of economic fluctuations. 案例记录表明：所有国家都面临循环出现的经济波动期。
