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
- Drive by or as if by pulsation.
推动或者有节奏的跳动。 - 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 - 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。 - 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。 - Reduced Torque Pulsation, thereby reduces noise in start-up and operation process.
转矩脉动减少，起动和运行噪音更低。 - 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。 - The analytical study on the gas pulsation and piping vibration in a natural gas pipeline was presented, based on which the measures are suggested to control the excessive vibration.
对存在严重振动问题的某天然气压缩机的进气管路进行了气流脉动和管道振动分析，提出了管路调整措施。 - 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。 - Pressure pulsation similarity relationship between model and prototype Kaplan turbines
轴流式原型和模型水轮机的压力脉动相似性分析 - 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；