查询词典 harmonic analysis

According to GB5888-89《Quantitative analysis method of China grass's chemical Content》, the composition of cotton-straw peer is analysed. The results show that the cotton-straw peer contained 2.36% of adipocere, 19.54% of water-soluble, 3.34% of pectin, 25.88% of hemicellulose, 25.32% of lignin, 23.65% of cellulose.

按照GB5888-89《苎麻化学成分定量分析方法》对棉秆皮成分进行测定，得出棉秆皮中含脂腊质2.36%，水溶物19.54%，果胶3.34%，半纤维素25.88%，木质素25.32%，纤维素23.65%。

Based on statistical analysis of disced rock cores and rockburst about rock mass in exploration adit at the dam site where high ground stressis surrounded the causes of high ground stress are discussed in many respects, combined with characteristics of ground stress field, including the power source condition which is the regional tectonic setting and geological conditions, power storage conditions which is characteristic of lithology and structure of rock mass, power transformation and adjustment which is late reformation of rock mass. It is considered that high ground stress release is synthetical result caused by factors mentioned above.

针对坝区特定的高应力条件下岩体的应力释放现象，包括岩芯饼裂和勘探平硐岩爆发育普遍的特征，在统计分析的基础上，从力源条件-区域构造背景和地质构造条件、能力存储条件-岩性特征和岩体结构条件、后期演化-能量释放、转换与调整等分析的基础上，结合坝区地应力场分布的特征阐述了坝址区高地应力成因，认为坝区高地应力释放现象是上述各因素综合作用的结果。

Through 3D FEM numerical simulation analysis of construction of the adit and main tunnel intersection structure with different intersection angles, this paper draws the conclusions that the smaller the intersection angle, the higher the concentration degree of the surrounding rock stresses and the larger the adit lining stresses.

本文采用三维有限元数值模拟主隧道与横通道组成不同交角的空间复杂受力交叉结构的施工过程，得出交叉角越小，围岩应力集中程度越高、横通道衬砌结构受力越大的结论。

Finally, qualitative analysis of the major factors, such as the soil strength, the number of branches, the distances between adjacent braches and the angle between the surface of branches and the horizontal level, which will affect the uplift-bearing capacity of DX piles, are carded out.

最后，对影响DX桩抗拔承载力的桩侧土体强度、支盘受荷面与水平面的夹角、支盘数量与间距以及成桩工艺等主要因素进行了定性的分析。

To extract shaft orbit\'s features invariant to rotation, scaling and translation, the unique strengths of Haar orthogonal matrix type are found, the horizontal and vertical coordinates of shaft orbit are fast proceeded by Haar transform, respectively, and the slopes with different resolutions are obtained at different positions by using the corresponding transform coefficients, and then the multi-resolution angles between the adjacent slope straight line are extracted skillfully and used for the hierarchical recognition, the recognition process accords with the principle of human\'s recognizing things by using hierarchy analysis approach.

为提取轴心轨迹平移、旋转、尺度不变性特征，本文挖掘出Haar正交矩阵在图形识别中的独特优点，引入Haar正交矩阵分别对轴心轨迹的横、纵坐标进行快速变换，并利用变换后的对应系数得到轴心轨迹不同位置不同分辨率下的斜率，继而推求出相邻斜率直线之间的多分辨率夹角，所获夹角用于轴心轨迹的分层识别，其识别过程符合人类识别事物层次分析的规律。

A laminated model of cutting face for evaluating cutting quality has been built up on the basis of cutting experiments. The experimental results and the theoretical analysis of the model show that, the lower part of the cutting face, adjacent to the bottom edge, has the worst cutting quality due to its worst roughness.

在工艺实验的基础上，建立了切割面分层理论模型，实验研究和模型分析表明：切割面近下缘处是切割质量的最薄弱环节，此处粗糙度最高，切割前沿在下缘处的温度是决定下缘质量的主要因素。

In this paper, the adjointness of the product of two differential operators generated by a third order normal and singular symmetric differential expression in the limit-circle case is discussed. The necessary and sufficient conditions which make the product operators being the adjoint operators obtained by the matrix analysis and calculation. At the same time, the adjointness of the product of the power and adjointness operator obtained.

本文首先讨论了正则和奇异两种情况下两个极限圆型三阶对称微分算式生成的微分算子的乘积的自共轭性，运用矩阵分析和计算，得到了乘积算子为自共轭算子时边界应满足的充分必要条件，同时得到了幂算子的自共轭性、自共轭算子乘积的自共轭性等乘积算子的其它若干性质。

Micro flexible mechanical structure topology optimization homogenization theory adjoint operator sensitivity analysis

微小型柔性结构；拓扑优化；均匀化理论；伴随变量法；敏度分析

The zero dynamics were divided into several types, and the relations between the zero dynamics of general nonlinear system and that of its adjoint system norm were discussed by using functional analysis.

佘焱将零动态分为几种类型，运用泛函分析等工具，研究了一般非线性系统与其作为仿射非线性系统的伴随系统的零动态之间的关系。

In the present paper, a new adjoint shape sensitivity analysis method for shape optimization of continuum structures is proposed.

新方法弥补了Arora等人所提出的形状优化灵敏度分析变分原理中的缺陷，为采用伴随法进行灵敏度分析提供了新的框架。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。