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In 1,620 transfusions observed at the 46th Army Surgical Hospital (8209th MASH), there were only four urticarial reactions and no reactions due to incompatibility.

在第46陆军外科医院（8209th MASH）的1，620例输血观察中，由于不兼容，只有四例荨麻疹反应和无反应。

The new reactions induced by low-valenttitanium reagent and the reactions catalyzed by active zinc dust.

共研究了十三个反应，包括八个系列反应。

The aim of this thesis is to synthesize some new chiral quaternary ammonium salts and bis-quaternary ammonium salts from the popular material------Chloramphenicoland abietic acid, and then we used these chiral quaternary ammonium salts in some substitution reactions and addition reactions in order to research their catalytic action and asymmetric induction.

本文利用廉价易得的手性物质——氯霉素和去氢枞酸为初始原料，合成了几种新的季铵盐类手性相转移催化剂，扩大了手性相转移催化剂的来源，并把它们应用于取代反应和加成反应，以探讨其催化机理和不对称诱导效应。

The predicted mechanisms for the two reactions are not in parallel with the reactions of CN with allene CH_2CCH_2 and methylacetylene CH_3CCH given in previous studies.

与深入研究的CN+CH_2CCH_2以及CN+CH_3CCH的反应体系相比，CP和CN反应体系的机理并不完全相似。

Catalytic aziridination and amidation reactions are two important reactions in organic synthesis and useful building blocks for organic synthesis, which make them attractive synthetic targets in their own right.

催化氮杂环丙烷化及酰胺化反应是有机合成中的两类重要反应，是有机合成之砌块，其合成方法是重要的研究课题。

Other adverse reactions that may occur following the administration of a corticosteroid are necrotising angitis, thrombophlebitis, aggravation or masking of infections, insomnia, syncopal episodes and anaphylactoid reactions.

其他的不良反应可能出现类固醇管理的血管坏死，血栓，掩盖恶化或感染，失眠，昏厥和过敏性反应。

The test results showed that under low ambient temperature and aphotic storage conditions jet fuel exhibited good color stability.Oxidation reactions,such as photo-catalyzed oxidation and radical oxidation,were the main reaction mechanism of color degradation,and copper played an important role in catalyzing the oxidation reactions.Under static thermal stability testing condi...

试验结果表明，喷气燃料在较低温度、无光储存条件下具有很好的颜色安定性；氧化反应是导致喷气燃料颜色变深的主要反应机理；静态热安定性试验条件下，喷气燃料的颜色随氧化时间呈相对稳定的加深趋势；氧化铝吸附脱除了喷气燃料中的一些原有氧化抑制剂，使喷气燃料在较高温度、有氧条件下易于发生氧化反应；铜在喷气燃料氧化变色反应过程中具有明显的催化作用。

Grasp the electron delocolization theory; be capable of judging the relative stability of allylic and benzylic free radicals and carbocations, know the relative stability of dienes and other multiple unsaturated hydrocarbons; grasp the characteristics for the nucleophilic substitution reactions of allyl halides and benzyl halides, and the addition reactions of conjugate dienes.

掌握电子非定域化理论；能够分析判断烯丙基、苄基自由基和正离子的稳定性和二烯及多重不饱和碳氢化合物的稳定性；掌握烯丙基、苄基卤代物的亲核取代反应特性和共轭二烯的加成反应。

In addition,α-alkenoyl ketene--acetals mainly used as the synthons of 3C and 5C, theα-functionalized reactions of which just limited on some simple reactions, as bromination, nitration, acetylation. However, the understanding of the forming of C-C bond atα-position is far from enough.

另外，对于α-烯酰基二硫缩烯酮的研究则主要集中在其作为3C或5C合成子的研究上，其α-位的官能化研究只是停留在溴化、硝化、脱羧等简单的反应之上，而对α-位C-C键的形成还缺乏足够的认识。

Most significantly the site provides a number of slide images on the following subjects: Isograds and chemical reactions in regional metamorphism, chemical reactions in rocks, interplay of nucleation and growth, the origin of porphyroblasts, crystal size distributions, feedback mechanisms, the metamorphic aureole of the Bushveld Complex and reconciling theory and observation, the critical overstep for andalusite growth.

网站还提供了一些重要的幻灯片图片，内容涉及到：等变质级、局部变质化学反应、岩石化学反应、晶核形成与发育的相互关系、斑状变晶起源、晶体大小分类及红柱石发育限度评估。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。