本文定义了模的一种新的环变换,讨论了它的一些基本性质,并且给出了由诱导函子引起的环变换下的一个模的同构定理。
This paper defines a new transformation of modules, discusses some of its basic characteristics, and proposes a modular isomorphic theorem of the ring transformation caused by induced functors.
然后,利用图像化的地层、重力、化探、线环构造和遥感影像数据进行RGB合成,通过HIS变换进行多源地学数据融合。
These image data and remote sensing image can be integrated in RGB form and then be transformed into HIS to merge the geological data.
非线性光纤环镜是一种很有前途的全光波长变换装置。
All-optical wavelength conversion based on a nonlinear optical loop mirror (NOLM) is a promising method.
该系统利用基于PIC单片机的数据采集器,采用了阻抗变换和短路环技术,通过RS232串口与PC进行通讯。
The system includes a DAQ based on PIC Microcontroller, adopts the technology of impedance transform and short circuit ring, communicates with PC through RS232 serial port.
提出了应用非线性掺饵光纤放大环镜进行全光波长变换的理论模型。
The theoretical model of all optical wavelength conversion based on an erbium-doped nonlinear amplifying fiber loop mirror is proposed.
变色龙是一种变换颜色以适应其四周环境的小动物;它借此躲避危险,几乎不为人所注意。
A chameleon is a small animal which changes its colour to suit its surroundings; in this way it avoid danger and is hardly noticed.
分析了带微分环节的电压滞环的变环宽的原理,指出带微分滞环控制的脉宽调制(PWM)变换器可作为理想的可控电压源。
The paper analyzed the voltage hysteresis with differentiation elements, and pointed out that the PWM converter with differentiation hysteresis controls can be used as the ideal voltage source.
定义了变换近环,然后证明了任意一个有单位元的近环与它的变换近环同构;任意一个无零因子近环与它的变换近环同。
The commutation near ring defined, it is proved that the near ring of an arbitrary near ring with its unit dimension is isomorphous with its commutation near ring.
提出了一种无需外部时钟、可以部分抵消工艺偏差、基于标准单元的延迟环A/D变换器。
A non-clock delay-ring A/D converter is presented, which is based on standard cell library and not sensitive to process variation.
因此,根据傅里叶变换的共轭对称性,提出了更具有一般性的长方环傅里叶周向谱能量百分比新算法。
So a new algorithm with rectangle loops Fourier spectral energy percentage is proposed by analyzing the conjugate symmetry of Fourier transform.
一个模型源自BUCK变换器,只有一个高频电流回路,称作单环模型。
One is abstracted from BUCK converter named single-loop model, which has only one high frequency current loop.
应用分式化方法刻画了唯一分解环上对称矩阵模的保持伴随函数的线性变换的形式。
By the fractional method, characterized the linear preservers of the adjoint function on the symmetric matrix module.
功率变换器主电路采用电压电流双闭环瞬时值反馈控制方式,电容电压和电流瞬时值控制环提高了系统的稳定性、硬特性、稳态特性及动态特性。
The voltage and current real-time feedback control method is adopted, which improves the stability, the stiffness, the static characteristics, and the dynamic characteristics of the system.
还计算了自由空间的双环天线的输入阻抗,将结果和由单环的计算值经传输线变换而获得的结果作了对比。
The input impedances of the double-loop antenna in free space are also calculated, and the results obtained are compared with those from transmission line transformation of ca…
通过变换环上的取代位置,可以有效地调控环的电性质,从而调控单分子膜的电化学性质。
By changing the replacement position, the electrical properties of rings could be controlled effectively, so did the electrochemical properties of SAMs.
本实用新型公开了一种发型变换魔钎,它由用尼龙或聚乙烯塑料制成的一套环和一别钎结合一体构成,形为一领带状。
The utility model discloses a magic pin for changing hair styles, which is composed of a sleeve ring made of nylon or polyethylene plastic and a clip which are combined together.
对检测到的候选印章子图和模板印章计算FFT变换的幅度谱图像,进而构造对应于楔环结构的幅度谱特征矩阵。
The magnitude FFT feature matrixes were constructed separately for the template seal and the candidate detected seal.
对检测到的候选印章子图和模板印章计算FFT变换的幅度谱图像,进而构造对应于楔环结构的幅度谱特征矩阵。
The magnitude FFT feature matrixes were constructed separately for the template seal and the candidate detected seal.
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