查询词典 pulsant

It was found that the residual pulsant Reynolds stress term of coherent structures has the same order of magnitude with the Reynolds stress contribution term of random fluctuation and can not be ignored in the dynamic model of coherent structures. This is not as that estimated before.

研究发现，相干结构剩余脉动雷诺应力项在数值上具有和随机脉动对相干结构贡献的雷诺应力相同的数量级，表明在相干结构动力学模型方程中，相干结构剩余脉动雷诺应力项并不像以前佑计的那样可以忽略不计。

The residual pulsant Reynolds stress term of coherent structures was compared quantitatively with the Reynolds stress contribution term of random fluctuation based on theoretical analysis.

基于理论上对湍流相干结构动量方程中随机脉动对相干结构贡献的雷诺应力和相干结构剩余脉动雷诺应力项的分析，对两种雷诺应力项进行了对比研究。

The phase-averaged waveforms of residual' pulsant Reynolds stress term of coherent structures and Reynolds stress contribution term of random fluctuation during coherent structures burst process were extracted by conditional sampling and phase- average technique.

用条件采样和相位平均技术提取了相干结构碎发过程中相干结构剩余脉动雷诺应力和随机脉动对相干结构贡献的雷诺应力的条件相位平均波形。

The problems of an enclosure and radiation of a pulsant sphere are simulated with the finite element method.

以矩形封闭空间和脉动球声辐射为例进行了有限元数值模拟。

This paper describes the trouble and the limitations of common sampling on the transient pulsant signal.

描述了常见的数据采集系统在采集单次快脉冲信号时所遇到的问题和制约因素。

The researches show that the pulsant pressure is an ideal means for the fault diagnosis of the compressor thermal fault.

研究结果表明，阀腔脉动压力是诊断压缩机热力性能故障的较理想工具。

The main reason of wind vibration is a pulsant part of nature wind, unremitting vibration may bring large distortion and stress in the structure, and at the same time, it will bring fatigue damnification to the structure.

自然风中的脉动风分量是引起结构风激振动的主要因素，持续的振动可引起建筑幕墙结构产生较大的变形及应力，同时引起结构的疲劳损伤。

Based on the general platform, according to a type of pulsant vacuum sterilizer, some modules of sterilizer have been developed, such as the module of sterilizer data collecting and controlling,the system of man-machine interface and etc..

本文在通用硬件平台的基础上，针对一种脉动真空灭菌器，扩展开发了灭菌数据采集控制模块和人机界面系统。

By enhancing the charging current,the pulsant problem for repetitive charging with constant current charging device was solved,and then,repetitive operation experiments were carried out.

在利用恒流充电装置充电的重频实验过程中，通过采用提高充电电流的方法，解决了发生器恒流充电时的充电脉动问题，进而开展了重复频率运行实验研究。

Experimental investigations on pulsant behaviors of particle flow were carried out on a two-dimensional spouted bed using PIV .

本文基于 PIV 处理颗粒流动图像获得了颗粒流动的瞬时速度；基于功率谱密度分布对瞬时速度的分析结果表明，喷射区轴线的中下部颗粒存在较强的速度脉动，环隙区颗粒速度脉动较弱；研究发现喷动周期与床体压力脉动周期基本一致。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。