查询词典 decomposition

By decomposing a matrix into one diagonalizable matrix and two orthogonal matrixes,singular value decomposition has very good properties.

奇异值分解是将一矩阵分解为一个对角矩阵和两个正交矩阵，奇异值分解有着非常好的性质。

The semi singular value decomposition A=USR is suggested,where U is an orthogonal matrix,S is a diagonalizable matrix and R is a upper-triangular matrix.

提出了半奇异值分解A=USR，其中U为正交矩阵，S为对角矩阵，R为上三角矩阵。

High molecular weight polymer Ⅰ and Ⅱ with decomposition temperature of 560℃ were prepared from condensation of two diamine and terephthaloyl chloride respectively.

两种二胺分别与对苯二甲酰氯进行直接缩聚反应，得到的聚合物分别为缩聚物Ⅰ和Ⅱ，两种缩聚物的热分解温度均超过560℃。

The coating formation mechanism was analyzed by studying the thermo decomposition reactions of the diaspore at different temperatures.

其中一些方法需要复杂的设备，而另一些或者工艺难于控制，或者涂层形成温度过高，其应用都受到一定的局限。

In the dyestuff production process, such as AZO pigments of diazotization, it controls temperature technical by adding ice, which can be effective to control the diazonium salt decomposition in coupling reaction.

在颜料生产过程中，例如偶氮颜料的重氮化反应，偶合反应中，采用加冰控温工艺，可有效控制重氮盐的分解。

Because there is a photoptic tetrachlorocarbon BO blue and yellow anti-alcohol consisting of green film, with the exposure time increased light part of the diazonium decomposition.

由于感平液洋有碱性素蓝BO与黄色感平剂构成的绿色膜层，随着曝平工夫加长，见平局部的重氮基搀合。

The thermal decomposition of one kind of biomass in air has been investigated by differential scanning calorimetry analyzer.

采用差示扫描量热分析仪对我国的一种生物质试样在空气气氛中进行了实验，发现试样从常温到923K高温的低速升温过程中，经历了两步明显的放热过程。

Microstrucfure of the powder samples achieved such as crystallographic structure, grain size, particle morphology, element analysis and thermal decomposition were characterized by means of X-ray diffraction, transmission electron microscopy, electron diffraction, energy dispersion X-ray spectroscopy and differential thermal analyzer etc.

结果表明，所制备的钠米镍粉、镍铜及镍铜硼复合粉呈颗粒均匀的球形或类球形，粒径在40nm～60nm之间。采用DTA方法对添加了纳米粉的高氯酸铵、AP／HTPB推进剂热分解情况进行表征。

The fabrication of fibers was attempted. The copolymers, the copolymers containing MOCT and the copolymer films containing MOCT were characterized by using Fourier Transform Infrared Spectroscopy, Scanning Electron Microscopy, Differential Scanning Calorimetry, Thermogravimetric Analyzer and X-ray Diffraction etc. The conclusions were summarized as following,1. The AN/MMA copolymers were testified that copolymerization of most AN and MMA occurred and the ratio of AN and MMA in copolymer was less than the ratio of monomers. With the increase of the contents of MMA, the viscosity of copolymer solution, molecular weight and decomposition temperature of copolymers increase.

通过傅立叶变换红外光谱、扫描电子显微镜、差示扫描量热分析、热重分析、X-射线衍射分析等测试方法对得到的AN／MMA共聚物、含有正十八烷微胶囊的共聚物以及共聚物膜等进行了测试和分析，得到如下的研究结论： 1、丙烯腈—甲基丙烯酸甲酯之间发生了聚合反应，共聚物的组成比略小于投料比；共聚物的粘度和分子量随着第二单体MMA加入量的增加有增大的趋势；第二单体加入量的增大使得共聚物的分解温度升高，通过热重分析证实当AN／MMA摩尔比为85／15时，共聚物的耐热稳定性较高。

If not fault energy, the decomposition of gas bubble formation in the oil Lane by convection and diffusion constant dissolved in oil.

如果故障能量不大，分解出的气体形成的气泡在油里经对流，扩散不断的溶解在油中。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。