从物理角度讨论了双闭环交/直流功率变换器系统的控制方案和工作原理。
The control scheme and operating principle of a double closed-loop AC/DC power converter system are discussed by using physics.
这个规范变换的物理起因还是个谜。
The physical origin of the gauge transformation is a mystery.
物理含义：能量信号的自相关函数与能量谱密度函数构成傅立叶变换对。
Physical meaning: the self-correlation function and the energy spectrum density function compose a Fourier transform pair.
在一些场景中，逻辑链路的调度会导致有些物理信道从原来被用着的变换为一个不同的信道。
In some cases the schedulingof a logical link results in changing to a different physical channel from theone that was previously used.
分离对象的物理视图与逻辑视图，隐藏物理视图的实现细节，使算法工作在高层的逻辑视图上，并通过视图变换将高层算法映射到低层中间表示上。
We separate the physical view and logic view of IR, and make algorithms work on the high-level logic view, and map the high-level algorithms into low-level IR through view transformations.
它能形象地描述富氏算法的整个过程，使得富立叶变换的物理概念比较清晰。
It can describe the whole process of Fourier algorithm vividly and makes the physical concept of Fourier Transformation more clear.
文章从四维矢量、物理观测的角度出发，就相互运动惯性系之间的坐标变换关系进行讨论。
From the angel of four dimensions vector and physics observation, this paper discusses the coordinate transform relationship between the relative movement inertia reference frames.
所以我们把这一哈密顿量变换到瞬时形式下总角动量表象中，并仔细分析所得到的介子径向本征方程的物理内涵。
So we transform it to total angular momentum representation in instant form and explore the physical contents of the meson radial eigen equations.
基于我们的工作，本文分析了无衍射光束的物理意义，贝塞耳光束的传输变换和聚焦特性。
Based on our work, the physical meaning of diffraction-free beams, the propagation and transformation as well as focusing properties of Bessel beams are analyzed.
提供了分数傅里叶变换定标性的数学表达和物理解释。
This paper give out the physical interpretation of scaling character of the fractional Fourier transform.
小波变换是地球物理数据分析的有力工具，研制小波分析应用程序系统并将其广泛地应用于实际的资料处理和分析，尤其重要。
Wavelet transform is a powerful tool for the analysis of the geophysical data. Therefore it is important to develop the program of wavelet analysis and its application.
本文首先提出了应用交互式穗帽变换的方法对ASTER遥感数据进行转换，得到能够反映地面物理特征的转换分量。
In this paper, firstly, we introduced the method about rotating the ASTER data using the interactively Tasseled Cap, and got the results representing the surface physical characters.
许多物理实验，若用传统的实验数据处理方法则存在着计算量大、作图误差大、公式变换复杂、所得结果不直观简洁等诸多问题。
The data processing of physics experiment with traditional method has some problems, such as generous calculation, diagraph error, complex formula-transform, indirect and complicated result.
研究表明，物理学中最普遍的坐标变换并不是洛伦兹变换，洛伦兹变换的不变性原理没有普遍意义。
It is shown that the most popular coordinate transformation method is not Lorenz transformation, whose principle of no change has no universal meaning.
利用时空变换法求解含时谐振子的薛定谔方程，并对这类问题在物理上的应用作了说明。
The Schrodinger equation of time - dependent harmonic oscillator is solved by the time space transformation, and its application in physics is presented.
采用坐标变换方法，将物理平面中任意几何区域上的非均匀网格剖分映射到计算平面中规则区域上的均匀网格剖分。
In this paper, an one to one maping is used to transfer an arbitrary domain and a nonuniform grid on it in physical plane to a rectangular domain with a uniform grid in computational plane.
傅里叶变换是一种常用的数学工具，在数学、物理及工程技术领域都得到了十分广泛的应用。
As a usually math tool, Fourier transform is using in math, physical and engineering field widely.
本文依据物理测量单位可变换本质，定义了量纲相似常数。
In this paper the dimension resemblance constants have been defined basing on the changeable essence of physical units.
因此本文讨论了四维波矢变换的物理意义并给出它们的关系。
Thus this paper discusses the physical meaning of the 4-wave vector transformation and gives their relation.
针对数字图像处理的特点，对傅立叶变换用于图像处理的特性进行了分析，给出了傅立叶变换用于图像处理时的物理意义。
The special property analysis of Fourier transform on image processing is first given in this paper, and the physical significance of Fourier transform is also given.
本文从数学和物理学的角度分析、讨论了洛伦兹变换的两个重要性质，即“时空对称性”和“时空相对性” 。
The two important characteristics of Lorentz transformation are discussed from the viewpoints of mathematics and physics, which are the time space symmetry and the time space relativity.
量子传感器是根据量子力学规律、利用量子效应设计的、用于执行对系统被测量进行变换的物理装置。
Quantum sensor is a kind of physical device which is designed according to quantum mechanics law and quantum effect to implement the transformation of measured quantities of systems.
使用变换关系将该矩阵转换为空间连续梁单元的动态刚度矩阵，该刚度矩阵能够正确地描述空间连续梁单元的物理模型。
This matrix can be translated into dynamic stiffness matrix, which is applied to describe the physical model of space continuous beam correctly.
在核物理学里，求阈能一般用坐标变换的方法。
In nuclear physics, threshold energy is generally calculated by the method of coordinate transformation.
准层序地层单元的分界面上物理性质变化明显，测井曲线表现为突变，测井数据小波变换能够表征这种突变。
Logging curves changed abruptly due to obvious variation of physical properties at the interface of parasequence unit. The mutation can be revealed clearly by wavelet transform of logging data.
在分析小波变换物理本质和奇异性检测原理的基础上，研究了小波基和白噪声对信号奇异性检测性能的影响。
Based on analyzing the physical essence and the principle of singularity detection, this paper discusses the effect of wavelet bases and white noise on signal singularity detection.
本文给出寻找无量纲变换的一种具体作法，通过物理方程常数的压缩与恢复得出自然单位与无量纲变换相一致的结论。
With reducing and regaining constant, it is showed that natural unit and dimensionless transformation are the same in physical equation.
在此基础上，提出了双向AC／DC功率变换器的一种双闭环系统控制结构，并从物理概念出发讨论了系统的工作原理。
Then both control scheme and operating principle of a double closed loop AC/DC power converter system are discussed by using physics.
整体目标是要了解物理学与物理学家们在廿世纪中不断变换的角色。
The overall aim is to understand the changing roles of physics and of physicists over the course of the twentieth century.
这个傅立叶变换在数学物理和量子信息中都有其应用。
This Fourier transform also has applications in mathematical physics and quantum information theory.
应用推荐