pulsation
英
美
n. 搏动；脉冲；脉动；间断；（交流电的）角频率
复数：pulsations
BNC.37980 / COCA.27303
柯林斯词典
- VERB （有节奏地）搏动，跳动，震动
If somethingpulsates, it beats, moves in and out, or shakes with strong, regular movements.- ...a star that pulsates.
一颗脉动的恒星 - ...a pulsating blood vessel.
搏动着的血管
- ...a star that pulsates.
英英释义
noun
- the rhythmic contraction and expansion of the arteries with each beat of the heart
- he could feel the beat of her heart
- (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
- a periodically recurring phenomenon that alternately increases and decreases some quantity
双语例句
- 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。 - Piping vibration or damage caused due to dynamic loads, such as mechanical vibration, acoustic vibration, fluid hammer, pulsation and relief valve discharge.
由于动荷载引起的管道震动和损坏，例如机械震动，声波震动，液击，压力脉动和泄放阀门泄放时引起的震动。 - Research on Instant Flow Characteristic and Pulsation of Arch Gear Pump
弧齿齿轮泵瞬间流量及其脉动特性研究 - The population pulsation effect in the gain medium was considered to research the fine mode coupling effects in the laser gyro.
为研究激光陀螺精细模耦合作用，考虑了增益介质中的粒子数脉动效应。 - She only felt the pulsation in her own fingers, and withdrew her hand with a shudder.
她感觉到的是自己手指上的脉搏，她颤栗地收回她的手。 - Analysis of Pressure Pulsation of Counter-rotating Ventilator Based on Unsteady Calculation
基于非定常计算的对旋风机压力脉动分析 - Acquisition and analysis of signals in tubular pump pressure pulsation test
贯流泵压力脉动测试信号的采集及处理分析 - Dynamic analysis of blade based on the unsteady airflow pulsation
基于非定常气流脉动的叶片动力学分析 - Research on Actual Flow and Pulsation of the Axial Piston Pumps
轴向柱塞泵实际流量及脉动系数的理论研究 - The model was subjected to pulsation, vibration, free vibration and hammering tests in order to investigate its flexibility, frequency and damping characteristics.
为了获得模型的柔度特性、频率、阻尼等进行了脉动试验、自由振动、锤击试验等。