查询词典 degenerate distribution

And a new reduced crossterm distribution for linear frequency modulated signals is presented.

提出了一种适合线性调频信号的交叉项抑制时频分布。

This paper has reported the frequentness ratio distribution around the strip of more than 5.5 earthquakes in Taiwan and its adjacent sea area in our country from 1985 to 2002, and studied the strip phenomenon before three more than 7.5 earthquakes that was happened in 1999 and 2002 emphatically.

本文报导了我国台湾地区及其邻近海域1985~2002年间5.5级以上地震的条带内外频度比分布，并著重研究了1999~2002年中发生的3次7.5级以上地震前的条带现象。

At last the light intensity distribution of Fresnel diffraction at several rectangular apertures is calculated and analyzed.

最后计算分析了多矩孔菲涅尔衍射的光强分布。

Far field distributions of in-phase mode and out-of-phase mode were calculated using Fresnel diffraction formula of one-dimension on the basis of near field amplitude distribution.

在同相模和异相模近场分布的基础上，利用1维情况下的菲涅耳衍射公式计算了其远场分布。

Therefore the Fresnel integral should be used to obtain the true intensity distribution on the output plane.

为了在输出面上得到真实的光强分布，应采用菲涅耳积分计算其变换矩阵。

Based on the Fresnel diffraction integral, the analytical expression for the field distribution of converging spherical waves passing through an annular aperture is derived and some special cases are discussed.

摘要基于菲涅耳衍射积分公式，推导出了会聚球面波通过环形光阑后场分布的解析公式，并讨论了一些特殊情况。

Based on the Fresnel diffraction integral and the complex Gaussian expansion for the hard-edge aperture function, a simple and analytical expression for calculating the diffraction field distribution of an apertured lens is presented.

基于菲涅尔衍射积分和将硬边孔径函数展开成有限项复高斯级数方法推导出了计算透镜衍射光强分布的解析表达式。

Staring from Fresnel diffraction integral,we deduced the optical intensity distribution in the Fresnel zone of the diffraction field of the annular-aperture lens axicon.

从菲涅耳衍射积分公式出发，推导多色高斯光束被球差透镜衍射后光强分布的解析公式，进行数值模拟和物理分析。

The results showed that the friability, abrasion and particles size distribution properties related to microstructure and source of mineral formation of limestone.

结果表明：石灰石的易碎性、磨蚀性、物料粒度特点与石灰石微观结构及矿物成因有关。

Methods Taking centrifugal granulation method, cellulose microcrystallisate as exicipient, 3% hydroxypropylmethyl cellulose as the adhesive, the core of pill was produced. The quality evaluation of the core of pill was made according to the index like particle size distribution, roundness and friability.

采用离心造粒法，以微晶纤维素为辅料，3%羟丙甲基纤维素为粘合剂制备丸芯，以粒径分布、圆整度、脆碎度为指标，对丸芯进行质量评价。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。