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周期

周期 的英文翻译


Cyc

cycle

period

periods

wheel

周期 的中文句子和英文句子



现在周期表包括人类已知的全部元素,这些元素按适当的顺序排列起来。

The periodic table now contains all the elements known to man arranged in their proper sequence.


属,族元素周期表上的一栏

A column in the periodic table of the elements.


周期性周期出现的性质或状态;以固定的间隔而发生

The quality or state of being periodic; recurrence at regular intervals.


这是经济繁荣和经济萧条的周期变化。

This is the cycle of economic booms and slumps.


(同步电动机的)速度偏差同步电机运行速度的周期性变化

The periodic variation in speed of a synchronous motor with respect to the current.


月大约和月亮盈亏的一个周期相当的时间单位,或约三十天或四周

A unit of time corresponding approximately to one cycle of the moon's phases, or about30 days or4 weeks.


新菌系的细菌周期性地产生

New strains of viruses appear periodically.


(雌性动物的)动情,动情周期大多数哺乳动物(包括人类)的雌性产生的周期性的性冲动,在此期间内雌性具有排卵的优势,所以该期间最适合性交;刺激

The periodic state of sexual excitement in the female of most mammals, excluding human beings, that immediately precedes ovulation and during which the female is most receptive to mating; heat.
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