字典九九>英语词典>pulsation翻译和用法

pulsation

n.  搏动;脉冲;脉动;间断;(交流电的)角频率

复数:pulsations 

GRE化学

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.
    1. ...a star that pulsates.
      一颗脉动的恒星
    2. ...a pulsating blood vessel.
      搏动着的血管

英英释义

noun

  • the rhythmic contraction and expansion of the arteries with each beat of the heart
    1. he could feel the beat of her heart
    Synonym:pulseheartbeatbeat
  • (electronics) a sharp transient wave in the normal electrical state (or a series of such transients)
    1. the pulsations seemed to be coming from a star
    Synonym:pulsingpulseimpulse
  • a periodically recurring phenomenon that alternately increases and decreases some quantity

    双语例句

    • Analysis of influence of PWM method on toque pulsation of six-phase BLDC;
      PWM调制方式对六相无刷直流电动机转矩脉动的影响分析;
    • Research and Realization of Vehicle Oil Coolers Fatigue Property Pulsation System Based on Fuzzy-PID Control;
      对螺旋扁管与普通直管在油冷却器中的污垢特性进行了对比实验研究。
    • 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。
    • It needs a reasonable explanation for the relation between such similarity and the tectonic pulsation.
      这种相似性与成矿构造脉动性的统一需要给予合理的解释。
    • Arterial-alveolar N2 difference Analyses of the Gas Pulsation and Pipeline Vibration of Reciprocating Compressors and Solutions
      动脉血-肺泡气氮分压差往复式压缩机气流脉动与管路振动问题分析与解决
    • It is a wave, a vibration, a pulsation at the very heart of the All That Is.
      它是在一切万有心中的一个波动、一个震动、一个脉动。
    • With high pressures and/ or applications that require frequent and fast filling of the pulsation dampener, the inlet of the in-built compressor may be fed by compressed air.
      对高压和/或需要缓冲器频繁和快速充气的应用场合,内置压缩机进气可采用压缩空气。
    • The result showed that the pump has the advantages of larger discharge and smaller pulsation.
      结果表明,该泵具有排量大、脉动小等优点。
    • 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。