分布系数

The main works are as follows:Firstly, in order to produce quincunx down sampling and up sampling which could form directional wavelet transform, the rotated factor matrixes is introduced based on discrete wavelet transform.

在遥感图像去除噪声的过程中提出一种软阈值映射函数，在不同尺度的高频子带图像采用不同的软阈值增益，并采用新的阈值估计算法来确定不同分辨率的高频小波系数的分布来进行图像噪声的有效抑制。

Partial recuperative coefficient was set on according to the structure features of reactor.

根据电抗器的结构特点确定局部换热系数α，求解微分方程，得到其温度分布。

At the same time the regression model of conversion coefficient is given using different meteorological factors.

利用1957-2001年全国472个测站小型蒸发器的实测资料及水面蒸发量的理论计算值，对比分析了两者折算系数的分布规律及45a来的年际变化，，同时利用各气象要素建立了回归模型。

According to research into the regional geochemical characteristics of the northern Xinjiang (they consist of abundance valve and vary coefficient of element, distribution of element among stratum and magmatite, regional anomalous geochemical characteristics), the author discuss vary regular pattern of element and geochemical anomalies among different stage of stratum and magmatite in the northern Xinjiang.

摘要对新疆北部区域地球化学基本特征―元素的丰度值、变化系数、元素在地层及侵入岩中的分布规律、元素共生组合、区域地球化学异常特征的研究，阐明了新疆北部区域上、不同时代地层及岩浆岩中元素及地球化学异常的变化规律。

By assuming the seeds in the vibration plate were distributed with regular tetrahedron,the influences of seeds lay thickness,n,negative differential pressure,Δp,seeds gap coefficient,λ,nozzle diameter, d_k,on suction force values were analyzed.

在此基础上，通过假设种群在振动种盘内呈正四面体空间分布，分析了种群层数n、负压差Δp、间隙系数λ、吸孔直径d_k对种子受力的影响，揭示振动和负压吸种机理。

This thesis with cold-shrink 25kV cable terminal connector components as the main structure, used finite element analysis method to simulate the following situations (1) with different thickness of stress relief material (2) with different relative permittivity of stress relief material,(3) different geometries of the stress cone ,(4) of a grounding embedded electrode to monitor effects of electrical stress grading.

中文摘要本文以25kV冷缩式电缆终端接头元件为主要架构，使用有限元素分析法模拟(1)电应力缓解材料的厚度改变(2)电应力缓解材料的相对介电系数改变(3)不同的应力锥几何尺寸(4)埋置接地电极时的电场与电位分布状况。

We developed the theories and methods founded by C.S.Wen at low Knudsen number, gain the relative velocity and relative Brownian diffusivity tensor of the particles, and the pair-distribution equation at high Knudsen number is established.

首先，从C.S.Wen已经建立了的低Knudsen数下连续介质体系中碰并理论一系列方法出发，得出了高Knudsen数下的粒子间的相对重力速度和相对Brown扩散系数，并得到了高Knudsen数条件下的对分布方程。

The investigation results indicated that the relative tolerances of resultant vector angle is less than 10％ and that of thrust coefficient is less than 2％ while nozzle vectoring, and the infrared radiation distribution of computation is consistent with that of engine test roughly as well as to meet the demands of engineering design for AVEN basically.

结果表明，在矢量状态下，气动矢量角的相对误差不大于10％，推力系数的相对误差不大于2％；在非矢量状态下，红外辐射的计算值与发动机实测值相比，其空间分布基本一致，基本可以满足工程设计的要求。

And the gear ring eccentric error has the maxmum influence on the load sharing properties.

在其他条件不变的情况下，载荷分布不均匀系数随太阳轮支撑刚度的增大而增大。

Besides, the sample mean, variance and correlation characteristics were studied.

实验表明，各高频子图象系数近似服从r=0.4的广义高斯分布。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。