Amination of aldehyde is not only a very important reaction in building C-N bond, but also an efficient method to synthesize many biologically active natural products and pharmaceutical compounds.

Catalytic Action of Palladium Complexes in the Crosscoupling Reaction for Forming C-C Bond

钯配合物在形成碳-碳键偶联反应中的催化作用

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Study on the Isomerization Reaction Mechanism of Double Bond Transfer of the Silico-butylene

丁硅烯双键转移异构化反应机理的研究

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Calculating the Reaction Activation Energy with Bond Parameter

用键参数计算反应活化能

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It can be deduced that the enrichment of starch microspheres to ascorbic acid depends mostly on association reaction of hydrogen bond between hydroxyls and amidos of starch microspheres and hydroxyls of ascorbic acid after contrasting the oxidation features of ascorbic acid when using various electrodes.

通过比较不同工作电极作用下抗坏血酸的氧化特征，可以推论淀粉微球对抗坏血酸的富集作用更多的依赖于微球结构中的-OH、-NH2与抗坏血酸分子中-OH之间的氢键缔合作用。

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C_ ( 60) is one kind of fullerene with high conjugated cage-types structure. Its covalence between two hexagons has high reactivity, which behaves as addition reaction of double bond.

C（60）是高度共轭的笼状结构的碳素体，分子结构中六边形环间的共价碳碳双键是富电子区，反应性能与烯烃有类似性，主要表现为双键加成。

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Modification of the Hyperbranched Unsaturated Poly ( amide-ester) by the Reaction of Double Bond

不饱和超支化聚（酰胺-酯）中双键的接枝改性

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The bond-breaking reaction of CH-3-X bond is studies by using Density functional theory ( DFT).

用密度泛函理论（DFT）研究CH3X的键断裂电子转移反应。

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It was believed that substantially crosslink reaction substituted hydrogen bond for crosslink bond continually.

交联反应的实质就是不断以交联键取代淀粉分子内的氢键。

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The FT-IR analysis shows that the two resins occur to cross-linking reaction and hydrogen bond interaction.

通过FT IR分析可知，两种树脂之间发生自交联反应，两者之间存在氢键作用。

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At present, the substitution reaction through C-C bond has not been reported yet.

目前，通过C-C键连的取代反应还未见其他报道。

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Breaking Reaction of Ether Bond Catalyzed by Acid

醚键催化断裂的反应

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Si 3N 4 ceramics die was prepared by the method of reaction bond, and tests of drawing stainless steel ( SUS304) with ceramics die lubricated with water base drawing lubricator have been carried out in YA-100 type drawing machine with four columns.

用反应烧结方法制备氮化硅陶瓷材料模具，然后将其安装在YA-100型四柱液压拉深机上进行拉深不锈钢实验。

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Study on reaction bond si_3n_4 ceramics die

反应烧结氮化硅陶瓷模具材料的研究

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The Effects of the Distribution of Reaction Force in the Blade Shaft Hole on Stiffness and Strength of Kaplan Turbine Runner

枢轴反力分布对轴流式水轮机转轮体刚强度影响分析

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Bearing Reaction Calculation for T Blade Root with Foot ( 3) The deep superior branch was divided into 3 models.

带小脚T型叶根小脚支反力计算（3）深上支。

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With the tool of Visual C++, the aerodynamic damping and structure reaction modules of the blade are developed.

采用Visual c++开发工具，开发出了气动阻尼及叶片结构响应模块。

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The paper stresses the necessity of considering reaction variation along with blade height.

强调计算推力必须计及反动度沿叶高的变化。

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The results show that the inter-stage matching of both the stages is quite inappropriate, and the large reaction at the blade root of last stage results in a high shock wave loss.

计算结果表明，动静叶间的级间配合不尽合理，且末级根部反动度偏大，引起了较大的激波损失。

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If the foot bearing reaction of T blade root with foot is calculated by traditional calculation option, there is apparent problem.

但用传统方法计算带小脚T型叶根小脚支反力存在明显的问题。

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The higher this value is, the more the cloth will move as a reaction to world space acceleration of the GameObject.

这个值越高，越多布料会以反作用力移动到游戏物体的世界空间加速度。

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