The emphasis of the research of the method of time difference measurement is how to suppress noise and interference effectively.
有效地抑制噪声和干扰是研究各种时差测量方法的重点。
For testing daily frequency drift of rubidium frequency standard, this paper used the method of time difference, designed daily frequency drift measuring equipment for rubidium frequency standard.
针对铷频标日频率漂移率的指标测试要求，文中采用时差法，设计了铷频标日频率漂移率测量装置。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性；采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The near field distribution of uncoated and metal coated fiber optic probes were characterized by the method of three dimensional finite difference time domain (FDTD).
采用三维时间域有限差分（FDTD）方法研究了扫描近场光学显微镜中光纤微探针的近场分布特性。
Solving integral equations of supercavitating flow based on the finite difference time discretization method, some numerical results are obtained.
采用时间有限差分离散化方法求解超空泡流积分方程，得到了问题的数值解。
FDTD (Finite Difference Time Domain) method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas.
利用FDTD(时域有限差分方法)对多根细线天线的瞬态响应特性进行了数值模拟。
Objective to investigate the feasibility of antibody difference ratio method for prediction of infection time of schistosomiasis japonica.
目的探讨抗体差异度法推测血吸虫病患者感染时间的可行性。
On the basis of this method, and taking advantages of the methods-time-domain translation as well as the window length change, the uniform formula for the phase difference correction is derived.
在此基础上，将窗中心平移法与时域平移和改变窗长法综合应用，推导出相位差校正的统一公式。
The spatial field FE discrete method of the virtual work equation and the time field central difference discrete method of the FE equation in the dynamic explicit method are described in detail.
详细分析了动力显式算法中虚功方程的空间域有限元离散方法和有限元方程的时间域中心差分离散方法。
The problems of EM energy absorption of human body irradiated by plane wave are discussed by using the Finite-Difference Time-Domain (FD-TD) method.
本文讨论了用时域有限差分法计算在平面电磁波照射下人体对电磁能量的吸收问题。
Compared with the original two kinds of Phase-Difference Correction, only one sequence of time-domain signal is sampled and FFT analysis of same points is performed twice in this method.
与原两种相位差法相比，这种方法只采一段时域信号，且进行两次相同点数的FFT分析。
The interaction of the pulse electromagnetic field with human body using the Finite-Difference Time - Domain (FD-TD) method and the inhomogeneous block human body model is discussed in this paper.
用时域有限差分法和非均匀块状人体电磁模型研究了脉冲电磁场对人体的作用问题。
The unified method of solving LDS(linear discrete system) difference equations of determinate and time varying coefficients as well as stochastic and stochastic time varying coefficients is proposed.
首次给出求解确定性与随机常系数差分方程及确定性与随机时变系数差分方程的统一方法；
The method to calculate temperature profile is to combine finite difference of time with finite element of space.
温度场的计算采用时间域上的有限差分及空间域上的有限元相结合的方法。
The purpose of this paper is to use the Finite Difference Time Domain (FD TD) method to determine numerically the influence of plasma exhaust plume to boost flyer on electromagnetic pulse effects.
利用时域有限差分方法分析了动力段飞行体的等离子体高温尾焰对飞行体电磁脉冲效应的影响。
Time series model can simulate and predict the increase of Quercus variabilis population by the difference, periodic method.
时间序列分析可以通过差分、周期的方法，对植物种群的增长进行模拟与预测。
This paper presents a recognition method of chaff jamming by difference of time domain waveforms between echoes of target and of the chaff.
利用箔条回波和目标回波时域波形的差异，提出了一种基于灰色理论的箔条干扰识别方法。
Aiming at the abnormity of the phase and groove number, hardware redundancy and difference method is used to forecast time series and the problems are resolved.
针对定位传感器应用中相角和齿槽数信号异常的问题，利用硬件冗余和差分法进行时间序列预测，解决了该类问题。
On the basis of the previous research, in this dissertation, the Finite Difference Time Domain (FDTD) method and its application for plasma stealth technology is studied systematically.
在前人研究的基础上，本文对时域有限差分法(FDTD)及其在等离子体隐身技术中的应用进行了系统的分析和研究。
Validity and feasibility of the finite difference time domain method is demonstrated by the echo-wave signal of a flat bottom hole block.
通过与平底孔试块实际缺陷回波信号的对比，验证了脉冲超声波有限差分法模拟计算的有效性和正确性。
A numerical approach based on finite difference time domain (FDTD) method was presented for investigating the diffraction effect of a metal grating fabricated in QWIP.
本文给出了一种基于时域有限差分法(FDTD)的数值方法，计算制备在QWIP器件上的金属光栅的衍射效应。
This paper puts forward a new multiple gird scheme, which is used with the combination of explicit time marching method, finite volume difference code and distributed body force.
提出了一种新的与显式时间推进法、有限体积差分格式、粘性体积力法有效地配合使用的多重网格法来求解叶轮机械可压流动。
By use of the time split method, a conservation difference formula is established to find the solution to the shallow water equation based on the finite volume control method from integral equations.
采用二分步法，从积分型方程出发，在有限控制体上建立守恒型差分格式，对二维浅水波方程进行求解。
The near-zone field of the handset with an earphone is calculated by the finite -difference time-domain (FDTD) method.
利用时域有限差分（FDTD）法分析了耳机引线对手机天线辐射近场的影响。
The paper introduces the principle and method of resolving time-series tendency part with higher difference method.
介绍了高次差法求解时间序列中趋势项的基本原理与方法。
At the same time, using Monte Carlo simulation and finite difference method, the calling provision and put provision of domestic convertible bonds could be priced.
与此同时，本文采用蒙特卡罗模拟和有限差分数值算法，给国内可转债设计的两个条款——回售条款和回赎条款定价。
A finite difference method was derived for the analysis of time domain electric field integral equation (TDEFIE) of thin wire structures.
提出一种求解基于细线结构的时域电场积分方程(TDEFIE)的方法-有限差分方法。
A method of simulating and optimizing lithographic process parameters is proposed based on the concept of effective time difference.
通过引入有效时差的概念，提出了一种可模拟光刻工艺参数间的相互关系及优化光刻参数的方法。
For the problem of the parameter estimation of multi-component chirp signal in the additive colored noise, a method based on phase difference and time-frequency signal filter was proposed.
针对加性色噪声背景下的多分量线性调频信号参量估计问题，提出了基于相位差分的时频子空间方法。
For the problem of the parameter estimation of multi-component chirp signal in the additive colored noise, a method based on phase difference and time-frequency signal filter was proposed.
针对加性色噪声背景下的多分量线性调频信号参量估计问题，提出了基于相位差分的时频子空间方法。
应用推荐