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Using a perturbation method, these linearized equations are solved for a composite sphere with the charge densities of the rigid core surface and of the surface layer as the small perturbation parameters. Analytical expressions for the settling velocity and electrophoretic mobility of the composite sphere in closed form have been obtained from a balance among its hydrodynamic, electrostatic, and/or gravitational forces.

复合粒子之固体核心表面的电荷密度和多孔性表面层内的固定电荷密度为二个微小扰动参数,应用正规微扰法来求解这些已线性化之主导方程式,再藉平衡作用於复合粒子的重力、静电力和流体阻力等三种力后,可得到带电球形复合粒子的沉降速度及电泳可动度的解析形式表示式。

There are mainly four innovations made in this thesis: By introducing the notion"collectively compact operator sequence"into the study of composition operators, we give a sufficient and necessary condition on generalized Nevanlinna counting functions of the inducing maps for {C〓} to be collectively compact, extend some previous results and enrich the content of the study of composition operators.

本文主要在以下几个方面有所创新:第一,把逼近论中的算子序列总体紧性的概念引入到复合算子理论的研究中来,并通过值分布理论中的广义Nevanlinna计数函数给出了Hardy空间与加权Bergman空间之间的复合算子序列的总体紧性的刻画,从而推广了Shapiro的结果,丰富了复合算子理论的内容。

In chapter three, molecular imprinting chiral stationary phases against amino acid derivatives utilizing 2-vinylpyridine+acrylamide (2-VP+AM) as combined functional monomers were prepared. Comparing combined functional monomer 2-VP+AM with AM and methacrylic acid+2-VP, the former, 2-VP+AM showed higher imprinting ability. Explanation was given according to the compatibleness between the functional monomer and the imprinted molecule.

第三章系统考察了复合功能单体2-乙烯基吡啶+丙烯酰胺制备氨基酸衍生物分子烙印手性固定相的情况,发现复合功能单体2-乙烯基吡啶+丙烯酰胺烙印体系与丙烯酰胺及复合功能单体2-乙烯基吡啶+甲基丙烯酸烙印体系相比,对氨基酸衍生物表现出更好的烙印能力,验证了功能单体与烙印分子之间存在着匹配性的观点。

These results show the corresponding relationship between the composite function and interior function and outer function.

本文讨论复合函数的性质,对复合函数在极限、连续性、可导性、可积性、有界性、奇偶性、周期性、单调性、极值等方面的性质进行了总结和进一步的探讨,得到一系列结果,这些结果描述了复合函数与其内外函数之间在相应性质上的关系。

Company dedicated to the research, development of a variety of basic materials for thin-walled stainless steel tube of the compound and has a number of National Invention Patent, the modernization of the factory has a 22 stainless steel tubes and stainless steel lined composite steel pipe production lines, to complete the 5000 tons of stainless steel tubes and 30,000 tons of stainless steel lined composite steel pipe production capacity.

公司致力于研究,开发各种以薄壁不锈钢为基础材料的复合钢管,并拥有多项国家发明专利,厂区拥有22条现代化不锈钢管和内衬不锈钢复合钢管生产线,能完成5000吨的不锈钢管和3万吨内衬不锈钢复合钢管的生产能力。

For the first time, we propose the Ternary production rule and Ternary rule matrix , then use MVL to decompose the compound rules, which both realize lossless decomposition of the 4〓 type of compound rule and avoid rule matrix's dimension increase for introducing new proposition to substitute the compound recondition.

首次提出并使用三值产生式规则及三值规则矩阵,创造性的将多值逻辑用于复合产生式规则分解,很好地实现了4类复合规则的无损分解,同时避免了该类复合规则的出现需引入新的命题而导致规则矩阵规模增大的问题。

The key of the intermediate treatment lies on the proper saucer leaning with slow corrodent, proper Ar ion bombardment sputtering and pre-deposition of pure titanium layers. Measurement of the adhesion force of the composite coatings verified that all the four TiN composite coatings possess higher adhesion strength when compared with the single TiN coating.

在对复合涂层和各单层的制备技术、组织结构、以及涂层的结合力、显微硬度、常温磨损性能、高温氧化特性、高温磨损特性、冲击韧性和模具上的实际应用等方面进行横向比较和全面研究的基础上,首次建立了四种复合涂层及各单层的较全面、系统的综合性能评价体系,为TiN复合涂层的开发和应用提供了理论依据和实验指导。

Cupper atom is formed by means of the decomposition of CuBr into Cu;++, and then recombination of Cu;++. Consequently the recombination coefficient is bigger and the delay time of laser pulse gets longer when the working temperature is lower.

由于工作物质铜原子是通过分解CuBr成为铜离子,再由铜离子复合成铜原子,故工作温度较低时,复合系数较大,造成激光脉冲的延时时间变长,而当工作温度较高时,复合系数变小,使激光脉冲提前。

And the preparing method has the steps of: fixing the charge transfer complex on a scanning tunnel microscope, starting up the cut mode of the scanning tunnel, controlling the motion of pointer of the scanning tunnel, applying a voltage pulse between the charge transfer complex and the pointer, writing the information hole array in the charge transfer complex.

按如下过程进行制备:将电荷转移复合物固定于扫描隧道显微镜上,启动扫描隧道显微镜的刻写模式,控制扫描隧道显微镜的针尖的运动,在电荷转移复合物和针尖之间施加电压脉冲,在电荷转移复合物上写入信息孔阵。

Poly/melamine cyanurate composite latex particles are prepared via soapless emulsion polymerization. XPS data and TGA analysis reveal that MC particles are encapsulated by PMMA during polymerization, resulting in the formation of a core-shell structure of PMMA/MC composite latex particles. MC can affect the thermal degradation and promote the charring of PMMA. The application of PMMA/MC in nylon 6 (PA6) indicate that the composite latex particles can improve the mechanical pro...

采用原位乳液聚合法制备了聚甲基丙烯酸甲酯/三聚氰胺氰尿酸盐复合胶粒,对其进行X光电子能谱及热重分析结果显示,在MC阻燃剂颗粒表面覆盖了一层PMMA胶膜,形成了具有核-壳结构的PMMA/MC复合胶粒;MC能影响PMMA的热降解过程并促进其成炭;在尼龙6(PA6)中的应用结果表明,PMMA/MC复合胶粒能改善PA6的力学性能和阻燃性能。

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