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- the disperse fourier transfer 离散傅立叶变换
- Infrared spectra (IR) were obtained using a Nicolet 550 Fourier Transfer Infrared Spectrophotometer. 红外光谱( IR )的获得了使用红外光谱仪550傅立叶变换红外光谱。
- The optical signals of wakes stimulated in laboratory are analyzed and calculated mainly by using MATLAB tools of filter,disperse Fourier transformation (DFT),and statistic semaphore managing etc. 主要利用滤波器、离散傅里叶变换、以及统计信号处理方法等对实验室模拟的尾流信号进行分析和处理、计算.
- The Optical Transfer Function( OTF) of a linear optical systemcan be derived from the Fourier Transfer of the Line Spread Function( LSF). 线性光学系统的传递函数(tf)由线扩散函数的傅立叶变换求出。
- The dispersed aged oracle and vagrant sisters. 离散的老预言者与流浪的三姊妹。
- Initially the dispersion type does not matter. 刚开始,不同类型的色散并无影响。
- What is the dispersion agent for the seed? 以上种子的传播媒介是什么?
- Using Fourier transfer,we extend the transparent index function of step grating into Fourier series and derived the expression of diffraction efficiency. 用傅里叶方法对台阶光栅衍射效率进行了分析,得出任意台阶数,任意台阶高度的二元光栅任意级次的衍射效率公式。
- The element,ion and phase composition of airborne particles in Chongqing city was investigated by using Energy-Dispersion X-ray spectroscopy(EDX),Fourier Transfer Infrared spectroscopy(FT-IR) and X-ray diffraction(XRD). 采用 X-射线能谱 ( EDX)、傅立叶红外光谱 ( FT- IR)、X-射线衍射 ( XRD)对重庆市区大气颗粒污染物的元素组成、离子、物相组成进行了研究。
- In this paper, some rules about the excitation of full wave analysis are given and also the bandwidth for inverse Fourier transfer in calculating impulse responses of time domain modes are discussed. 讨论了全波时域方法求解时域模函数时域响应时激励函数的选取原则 ;讨论了用傅里叶反变换求解时域模函数冲击响应时频带宽度的选取问题 .
- By applying Fourier Transfer, this paper derives the solution to the fictitious displacement in anisotropic rocks and presents a BEF program intended for the analysis of vein tungstiferous deposits. 本文用Fourier变换导出了在各向异性岩体中的虚位移解.;并根据此解编制了适于脉状钨矿床分析的计算机程序BEF。
- After the dispersal of the crowd, five people were found to be hurt. 人群散开後,发现五人受了伤。
- The method of eigenfunction expansion was used to calculate the disperse curves of guid. 利用特征函数展开法计算出周向导波的频散曲线及0。
- A colloid with water as the dispersing medium. 水溶胶一种胶,其中的水作为分散的物质
- The results indicate that CB greatly enhances the viscosity of the disperse system, and also seriously affects the foaming behavior and workability. 结果表明:炭黑的加入大幅度提高了体系的粘度,严重影响了发泡过程和海绵的可加工性。
- It is important to screen the disperse dyes which is used on ultra-fine fiber to raise chrominance and reach the degree of even dyeing. 如何选择超细纤维用分散染料,以提高织物的色浓度,并在短时间内达到匀染效果,是保证织物染整效果的重要环节。
- surface acoustic wave Fourier transfer 声表面波富里埃变换器
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- A blend fiber of polyethylene terephthalate (PET) and easy hydrolytic degradation PET(EHDPET) was prepared with the disperse phase of EHDPET. 将PET和易水解聚酯(EHDPET)以适当比例混合,可制得以EHDPET为分散相的共混纤维。