查询词典 spectrum analysis

After the analysis of SR power spectrum and the heat transfiguration based on ANSYS program , we design.

我们通过对同步光的功率谱分析和基于 ANSYS程序的受热形变分析，设计出一面带水冷系统的铍镜用以反射可见光和透射X射线，以满足设计要求。

Time-frequency analysis method is an effective method of identifying the narrow-band interference in the wide-band spread spectrum signal.

时频分析是识别宽带扩频信号中窄带干扰的有效方法。

High damping of the isolators produces some difficulty in the analysis of the based-isolated structures by Capacity Spectrum Method.

基础隔震结构中隔震层的高阻尼特性给能力谱分析带来了困难。

The article also use Matlab to simulate wind speed time-history from Davenport spectrum,use a long-span space lattice truss of some coal-fired power plant to make wind vibration analysis,which based on frequency and history method.

以Davenport脉动风速功率谱为目标谱，利用Matlab模拟出脉动风速时程，并以某电厂大跨度网架为例，分别在时域及频域内对其进行风振分析，并将上述两种方法进行比较，验证计算方法的可靠性。

The dynamic structural analysis of the left-bank turn monolith of Longtan Hydropower Station with or without water intake scheme for small power set is researched by the response spectrum method based on the linear elastic 3D finite element method.

基于线弹性三维有限元法，采用振型分解反应谱法，对龙滩水电站左岸拐弯坝段设小机组进水口方案和取消小机组方案分别进行了动力计算分析，研究了该坝段的位移和应力分布规律。

Their proper- ties have been investigated by means of IR spectrum, stability and molar conductance, thermogravimetric and differential thermal analysis and X-ray diffraction.

通过元素分析、摩尔电导、红外、差热-热重和X射线粉末衍射等分析该段研究了它们的有关性质，得到了一些新结果。

The complexes were determined by elemental analysis,UV-Vis,FTIR photoacoustic spectrum,1H NMR and molar conductivity measurement.The domains of stability and the structure of the liquid crystalline phases are determined by optical microscopy and differential scanning calorimerials.

通过元素分析、紫外可见光谱、红外光声光谱、核磁共振氢谱和摩尔电导等分析方法表征了它们的组成和结构，并用DSC和偏光显微镜研究了配体及其锌配合物的液晶行为。

Admiral Sir Alan West, Adm Band's predecessor as Chief of Naval Staff and First Sea Lord, was public in his opinion that this level is too small to meet the full spectrum of taskings, noting that the figure of 25 was based on analysis of high-intensity warfighting tasks alone and did not address wider maritime security needs, or make any allowance for attrition.

Band元帅的前任Alan West元帅在他出版的书中发表了自己的观点，即如此小规模的舰队根本不足以胜任所有的任务，他还指出25这一数字是基于单单应付一场高强度战斗的考虑而没有提及应对更为繁杂的海事安全需求或是解决海上小冲突这类事件的需要。

This article makes use of the chaotic power spectrum de-convolution, adder, translational, zoom to construct a new pseudo-random sequence. Through theoretical analysis and simulation experiments, the characteristics of the sequence are able to meet Golomb's three public supposals.

本文就是将混沌连续的功率谱进行反褶、平移、相加、缩放等变换构造出了一种新的伪随机序列，通过理论分析和仿真试验，初步验证了该序列的各项特性是满足了Golomb的3个公设。

Characteristic of visible light spectrum was studied on titanium in ferroalloy by digital analysis system with grating spectroscope and prism spectroscope .

使用看谱镜计算机自动分析系统研究了铁基合金中钛元素看谱分析用可见光谱，模拟了Fe和Ti元素的可见光谱图，制作了数字化彩色图谱。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。