查询词典 method of synthesis

A novel solvothermal synthesis method for direct preparing of crystals of copper phthalocyanine is presented in this article.

我们使用三种原料合成酞菁铜晶体：一是邻苯二腈、钼酸铵和二水乙酸合铜为起始原料；二是1，3-二亚胺基异吲哚啉和二水乙酸合铜为起始原料；三是邻苯二腈、氧化铜和钼酸铵为起始原料。

In this thesis, we developed a new method to construct 2, 3, 6-trisubstituted piperidines using enantiopure -amino acid derivatives as the starting material and applied them to the synthesis of some piperidine alkaloids which showed interesting physiological activities.

本论文中，我们从非手性原料出发，通过手性胺对、(-不饱和酯的Michael加成来获得光学纯的-氨基酸酯，发展了一种构建2、3、6-三取代哌啶环的方法，并利用这种方法合成了一些具有重要生理活性的生物碱类天然产物。

The method for pitchblende synthesis in temperature range of 17 to 115℃ and its identification are described.

本文介绍了17—115℃沥青铀矿合成的方法及对产品的鉴定结果。

Several factors affecting the synthesis of urea-formaldehyde resin adhesive,including formaldehyde to urea molar ratio,urea adding method,pli value,reaction temperature,reaction time,were discussed and several modifications of urea-formaldehyde resin were also compared.

介绍了脲醛树脂胶粘剂的研究现状与进展方向。探讨了影响脲醛树脂胶粘剂合成的主要因素，包括甲醛-尿素摩尔比、加料方式与顺序、pH值、反应温度和反应时间等，并比较了不同的改性方案。

For a series spatial and planar mechanism synthesis, synthetic equation set can be established according to the kinematics requirement and characters of the mechanism. Then trigonometric functions are rationalized so as to create a polynomial system =0 , and the polynomial solution=0 is obtained with synthetic elimination method.

对于平面机构与空间机构的各类综合问题，根据各种机构的运动综合要求和机构的特点，建立机构的综合方程组，然后通过三角函数的有理化，将综合方程组化成多项式方程组=0，并采用综合消元法求得其多项式解=0，进而求得待定的机构参数。

And includes the following aspect: 1 The synthesis of dendritic polyvalent glycol-conjugates ligand were concluded which can provide a new method to find new medicine.

本文包括以下几个部分： 1 合成树枝状多效价糖苷配体是找到新的抗感染、抗病毒、抗HIV药物以及人体疫苗等的重要途径。

At first, the small step synthesis method is applied to get the discretization of an anolog network, thus the discrete recursion formula in state space is obtained.

首先应用小步合成方法将模拟网络离散化，得到状态空间中的离散递推公式。

Synthesis of silver selenide quantum dots using room temperature conversion method has been investigated.

本文采用室温转化法、分别用乙二胺与氨水做模板合成硒化银量子点，对合成的硒化银样品进行了 X-射线衍射分析，并在透射电子显微镜下研究了模板对合成硒化银形态的影响

If you apply this method to solve problem, most of mechanism synthesis problem will turn into one problem, that is to solve the equation set. The most difficult point is get full solution of the equation set, thus it can provide a wider range for optimized project.

用解方程组法进行机构综合时，大多数机构综合的问题都可以转化为求解非线性方程组的问题，而其难点在于求出非线性方程组的完全解，以便为优选方案提供较大的解空间。

The state variable feedback method is used for analysis and synthesis of the system.

本文用状态变量反馈法对系统进行了分析和综合。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。