瞬态

Using the results of photographical experiment,analyzing the development of combustion and building two parts in chamber. By the characters of two parts of chamber,establishing time model.

基于已燃区和未燃区等燃烧特征，建立声学时域计算模型，开展单点和多点激励状态下的燃烧室压力波瞬态响应计算，研究燃烧室压力场的时域特性和变化规律。

The research work presented in this dissertation cover the characteristics of Time Domain Transient Electromagnetic Field analysis method ,the particular analysis of Pseudospectral time-domain algorithm, the improved or hybrid algorithms of PSTD and it\'s application in high power ultra wide-band technology and photonic crystals design.

本文主要研究了时域瞬态电磁场计算方法的基本特性，对近年来出现的时域伪谱算法进行了详细地分析，提出了多种改进及混合算法，并研究了其在超宽带电磁脉冲技术、光子晶体结构分析等工程问题中的应用。

The instantaneous regurgitant velocity profiles obtained from the mitral heart valve prothesis test installed in a mock circulatory loop can be used to evaluate the regurgitation characteristic of the MHVP in vitro.

所获得的实验结果为评定二尖瓣替代物返流特性提供了可信的依据。标签激光多普勒测速声光扫描心瓣返流瞬态流速分布 LDA acousto-optic scanning instantaneous regurgitant velocity profiles

In this paper, high density resistively survey, ground penetrating radar and transient rayleigh wave method are used to study the landslide of Taihe-Jinggangshan Expressway.

本文采用高密度电法、地质雷达以及瞬态瑞雷波法三者结合的物探方法对泰井高速公路某处的滑坡进行了勘察。

Here it is indicated that the retardance of diffusion process is the cause of"overshoot".

这里说明扩散的瞬态过程引起的滞后是引起&超调&的必要条件。

Transient responses of the tiltrotor during the transition flight are calculated aiming at semispan soft-in-plane tiltrotor models with the elastic wing.

以半展长弹性机其全铰接式倾转旋翼机模型为例，分析倾转旋翼机倾转过渡飞行瞬态响应时间历程。

IEEE Transactions on Power Systems, 1987, 2(3): 713～7232 Bayless R S, Selman J D, Truax D E, et al. Capacitor Switching and Transformer Transients. IEEE Transactions on Power Delivery, 1988, 3(1): 349～3563 Spurling K L, Poitras A E, McGranaghan M F, et al.

在开关装置中使用预插电阻或预插电感，能够明显减小电容器投入过程中的瞬态电压幅值，并对分组追加投入电容器时产生的高频涌入电流有限制作用。

The transient simulation of interconnect circuit with tabulated frequency-dependent parameters has been paid more and more attention.

具有离散频变参数的互连电路的瞬态响应分析已日益引起人们的重视。

Anautomatic phase picker for local and teleseismic event.

基于小波包变换的信号突变检测、滤波和瞬态谱研究。

Aiming at the problem of the chimney, it is established the feasible maintenance and reinforcement scheme. Finally, it is carried out a thermodynamical analysis of the effect of the reinforcement by ANSYS. The evaluation of chimney reliability is made.

针对该烟囱存在的问题，研究制定出可行的维修加固方案，最后利用有限元软件ANSYS对加固后的烟囱进行瞬态热力学分析，并对砌体烟囱的可靠性作出合理的评价。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。