分量

This method reshapes the SAR images matrix into vectors, and analyzes the matrix which is composed of the two vectors with PCA process, getting a conclusion that the minor component image is the change portion.

该算法将SAR图像转化为列向量，对两个图像向量组成的矩阵进行主分量分解，其图像的变化部分则表征为矩阵的次分量成分。

These technologies can enhance the resolution of lithography by changing the distribution of the object's spectrum in and out of the pupil, and then decreasing the object's lower frequency parts and increasing higher frequency parts.Modeling of the lithography is essential to the RETs.

空间滤波技术主要是指离轴照明技术和光瞳滤波技术，它们都是通过改变入瞳体或出瞳体的物体的频谱的分布，达到降低低频分量，相对提高高频分量，最终提高光强对比度，从而提高光刻分辨率。

The southerlies prevailed in the prefrontal areas of warm-type anafronts during the period of dominance of the subtropical ridge.

暖型上滑锋受到太平洋高压脊西伸至台湾邻近海面影响，锋前为南风分量；冷型上滑锋受到大陆高压笼罩台湾地区影响，锋前与锋后均为北风分量。

A total of 142 sties, 1155 paleomagnetic samples were collected from the Mesoproterozoic successions and Late Jurassic Tiaojishan Formation in Jixian, Xinglong and Kuancheng areas, North China Block.

在各岩石单元普遍存在的低温分量方向在地理坐标系下与现代地磁场方向接近，是现代场重磁化的结果。9 个高温分量受到后期重磁化或构造扰动的影响。

It has proved that under the circumstance of low signal/noise rate, for either single LFM signal or multi-LFM signal, compared with traditional methods, this method can more effectively inhibit different kinds of Gaussian noise, avoid the influence of cross term and identify useful signal.

结果表明，在低信噪比情况下，无论是针对单分量LFM信号还是多分量LFM信号，该方法都可以比传统方法更有效地抑制各种高斯噪声，摆脱交叉项的影响，识别有用信号。

With regards to the learning motive of music, after excluding the pretest influence, it is the finding of the study that the students belonging to the experimentation group score higher in the areas of "Total score","Internal goal orientation","Work value","Controlled belief","Expectation to succeed" and "Test on anxiety" than the control group, amongst which "Work value" reaches significant difference on the measurement chart; of all the students scoring high on "Selective attention" during pretest, the experimentation group scores higher than the control group on posttest scores; regarding the students with lower pretest scores, the control group performs better than the experimentation group; of the students with higher pretest scores on "Discrete attention", the posttest scores of experimentation group are higher than those of the control group; regarding students with lower pretest scores, the control group performs better than the experimentation group; on "Sustained attention", the posttest scores of the experimentation group are higher than those of the control group; on the "Total score" of multidimensional attention measurement, the posttest scores of the experimentation group are higher than those of the control group.

研究结果发现，在音乐学习动机方面，经排除前测影响后，实验组学生在「总分」及「内在目标导向」、「工作价值」、「控制信念」、「期望成功」、「测试焦虑」等分量表上皆高於对照组，其中在「工作价值」分量表上达到显著性差异；在「选择性注意力」前测分数较高学生中，后测成绩为实验组显著优於对照组，对前测分数较低学生而言，则是对照组显著优於实验组；在「分离性注意力」前测分数较高学生中，后测成绩为实验组显著优於对照组，对前测分数较低学生而言，则是对照组显著优於实验组；在「持续性注意力」方面，后测成绩为实验组显著优於对照组；在多向度注意力量表「总分」方面，后测成绩为实验组显著优於对照组。

According to the request of national regulation of verification of JJG259-1989 Standard Metal Tank and national technical specification of JJF1059-1999 Evaluation and Expression of Uncertainty in Measurement, the author adopted Type A and Type B uncertainty of evaluation methods. Standard uncertainty comes from various heft,liquid location difference in height of verified capacity measure,capacity of Gauge neck,difference in height of liquid location of gauge neck and standard capacity measurement.

根据JJG2591989《标准金属量器》国家检定规程和JJF1059-1999《测量不确定度评定与表示》国家技术规范的要求，通过采用不确定度A类和B类评定方法，具体分析包括被检量器的液位高度差，计量颈容量，计量颈液位高度差，标准金属量器等分量的产生及所引入的不确定度分量，从而获得标准金属量器测量结果的扩展不确定度。

It is deduced in this paper theoretically the elastic wave equation in two dimen-sional EDA media, for which numerical modeling is carried out.

中文摘要：本文从理论上推导了二维EDA介质中的弹性波动方程，并对其进行了数值模拟，获得了当坐标系旋转30°时用点源激发的三分量波场切片及用相互正交的横波震源在同一位置激发，用两个相互正交的水平检波器接收的四分量全成记录。

Our results demonstrate that the symmetric and asymmetric variations above the incident azimuths appear on the radial and transverse components of the receiver function, respectively.

结果表明，当台站下方存在倾向一致的倾斜界面时，远震体波接收函数的径向分量和切向分量分别随震源方位角的变化呈现对称和反对称的规律性变化。

A+bx+cy , X=0, Y=0 It satisfies the compatibility equation 4 φ=0 find the stress components by σx=2φ/y2=0 σy= 2φ/x2=0 τxy=-2φ/xy=0 find the surface force components bys=X=0s =Y=0 σστ a linear stress function corresponds to the case of no surface forces and no stress .

a+bx+cy ， X=0 Y=0 满足相容方程 4 φ=0 由下式求出应力分量σx=2φ/y2=0 σy= 2φ/x2=0 τxy=-2φ/xy=0 由下式对给定坐标的物体求出面力分量s=X=0s =Y=0 σστ确定所设定的φ能解决的问题为：任意物体无确定所设定的能解决的问题为：体力，无面力，无应力。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐