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
- 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 - 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 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。 - 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 actual flow and pulsation of the axial piston pump are more complicated physical phenomena.
轴向柱塞泵的实际流量及流量脉动情况复杂。 - Steady delivery without pulsation, little vibration and noise.
输送液体平稳、无脉动、振动小、噪音低。 - While the process was going on, I felt a pulsation that I reported to the doctor.
在手术进行过程中，我感到一种搏动并告诉了医生。 - 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 - Simulation of transient state of hydraulic pulsation dampers with a CFD code was done to get their frequency response.
对液压脉动衰减器用CFD软件进行了数值仿真计算，得到了其频率响应。 - 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。