pulsation 是什么意思

	n. 1.脉搏，悸动；跳动，颤动；【电学】脉动。 2.【罗马法】(不痛程度的)殴打。

	the rhythmic contraction and expansion of the arteries with each beat of the heart; "he could feel the beat of her heart" 同义词：pulse, heartbeat, beat,
	(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a star" 同义词：pulsing, pulse, impulse,
	a periodically recurring phenomenon that alternately increases and decreases some quantity

	1.	The pulsations in the rectified current can be reduced by using a capacitor . 经过整流的电流的脉动，能够利用一个电容器使其减小。
	2.	At low frequencies , such as 10 per sec. , pulsation is sensed rather than vibration . 在低频率（譬如每秒十次）时，所感觉到的是脉冲而非振动。
	3.	With technical guidance from professionals, they operate in shifts round the clock to keep tabs on the earth's pulsation . 在专业人员的技术指导下，他们日夜轮班工作，监视着地壳的脉动。
	4.	The thermal damping is maximum for frequencies corresponding to pulsations that are somewhere between isothermal and adiabatic . 当脉动处于等温和绝热之间某个状态时，相应频率下的热阻尼是最大的。
	5.	No sooner was this expedient adopted, than the young man ascertained how desperate had been his own efforts, by the violence of the pulsations in his frame . 年轻猎人采取了这个策略以后，感到身体颤动得很利害，他这才发觉自己多么疲乏。
	6.	Are pulsations in pressure and quantity permissible 是否允许有压力和数量有脉冲
	7.	The air - bag type sequential external counter - pulsation device 气囊式体外反搏装置
	8.	The alr - bag type sequential external counter - pulsation device 气囊式体外反搏装置
	9.	Salila is also conducting a pulsation workshop in hong kong 如有需要，可另加
	10.	It offers the true pulsation of natural growth 它提供了自然成长的真正跳动。

pulsation是什么意思