瞬态

Angular noise correlation time has great influence on the linewidth in the intensity spectrum.

标 签 泛函导数定态强度分布一级相变类比瞬态解本征值 functional derivation steady-state intensity distribution first-order-like phase transition instantaneous solution eigenvalue

The model is implemented with the circuit simulation tool PSPICE, and can be used to analyse oscillating properties, including the detection mode transient response, stable response and frequency response to angular rate.

利用这个电路模型，可以分析陀螺的振动特性，包括检测振动的瞬态响应和稳态响应，检测振动对输入角速度的频率响应特性，从而可以获得陀螺工作的优化条件；并为传感器与接口电路的整体模拟打下基础。

The relationship between transient response and shape design variables is highly non-linear, and the behavior of feasible domains is often not good, which may cause convergence difficulties. In order to improve convergence speed of iteration process, some algorithms the feasible domains adjusting, the adaptive move limit, the approximate line search and the approximate reanalysis, are adopted.

采用基于Newmark积分的直接求导法计算瞬态响应灵敏度，在序列二次规划算法中采用了可行域调整、近似—维搜索、自适应运动极限等改进技术，提高求解效率和收敛稳定性，以解决结构动态响应与设计变量的关系复杂、高度非线性，优化可行区域的性态不良等问题。

The introduced model can simulate both the steady state and the transient temperature field of the top surface of the thermal sensitive layer on a bolometer detector.

本文主要介绍用有限元数值分析的方法对非致冷红外测辐射热计探测器的温度分布进行计算，其有限元模型可以对测辐射热计探测器热敏层表面的稳态和瞬态温度场进行仿真。

From both steady-state and transient thermal simulation, the influence of device power density,substrate material,and channel width on temperature distribution is analyzed.

通过对器件沟道温度分布的稳态及瞬态模拟，研究了器件功率密度、衬底材料类型和器件宽长等关键因素的影响。

In static analysis, small deflection theory of circular plate and electrostatic actuating theory are adopted to simulate electrostatic-structural coupled process. In modal analysis, harmonic response analysis and nonlinear transient dynamic analysis of pump membrane, the fluid in the pump is regarded as an additional mass acting on the pump membrane to approximately substitute the effect of fluid field on pump membrane, which reduces the amount of calculation and improves simulation efficiency.

其中在静态分析中，利用圆型薄板的小挠度变形理论和微机电系统中的静电力驱动理论来模拟静电－结构耦合过程；在泵膜的模态分析、谐响应分析以及非线性瞬态分析中，把腔内的流体当作附加质量作用在泵膜上，近似代替流场对泵膜的影响，从而减小计算量，提高了仿真效率。

The technology of power adjusting is one of the key technologies of fuel rod ramp test.

燃料棒功率瞬变调节技术是燃料元件堆内瞬态行为试验研究中的关键技术之一。

The microprocessor protection device is under EFT/B immunity test.Improved distribution power supply,ferrite core,EMI filter and transient voltage suppressor can be used in the microprocessor protection device to control EFT/B through experiments.

通过给微机保护装置的外部端口进行电快速瞬变脉冲群抗扰度试验，提出了改进的分布式电源、串联铁氧体磁珠、电磁干扰滤波器和并联瞬态抑制二极管等具体措施。

The phase conversion process has been discussed on the basis of three working ways of inductance loading in TEM-Ⅱtransmitter, and then several problems have been put forward.

分析了IGBT全桥变换电路实现功率变换时感性负载上电压、电流的瞬态变化规律及无功功率的释放回路，对TEM-Ⅱ型瞬变电磁法发射机阻感性负载三种工作方式的换相过程作了深入全面的讨论，进而提出几点注意事项。

The modal testing measures the frequency call function of test points on scatter-gun and recognizes the step modal parameters by single point momentary stimulation and multi-points measuring.

全枪模态试验通过单点瞬态激励、多点测量方法，测出机枪上各测点的频响函数，识别出机枪的各阶模态参数。

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。