反应的

The effect of the molar ratio of amino acid to copper,microwave power,reaction time and pH value on chelate reaction was investigated.

采用微波螯合工艺，对复合氨基酸与铜的配位比、微波时间、微波功率及反应体系的pH对螯合反应的影响进行详细的研究。

B3LYP/6-311++G** calculations were carried out to study the trimethylamine catalyzed Baylis-Hillman reaction between acraldehyde and formaldehyde.

采用密度泛函DFT-B3LYP方法在6-311++G**基组下计算研究了三甲胺催化的丙烯醛和甲醛的Baylis-Hillman反应的微观过程，获得了两种反应通道(分别对应于顺式-丙烯醛和反式-丙烯醛)的势能面。

In the paper, the research evolvement of electrocarboxylation from carbon dioxide with olefin, alkyne, and ketones in near decades was summarized, these reactions were convenient ways to synthesize some valuable pharmaceutical precursor and intermediates in organic synthesis.

文章综述了近几十年来二氧化碳与烯烃化合物、炔烃化合物以及酮类化合物的电羰基化反应的研究进展，这些反应是合成一些有价值的药物前驱体或是有机合成中间体的简便方法。

OBJECTIVE To investigate the delayed responses after acute smoking, we observed leukocyte and nitric oxide in BAL fluid in guinea pigs; and to further investigate the inhibitory effect of low-dose pethidine against the delayed response.

目的以支气管肺泡灌洗液中NO水平和白细胞为指标，观察豚鼠定量吸烟后肺、气道的迟发性反应；以及很低剂量的哌替啶对这些反应的抑制作用。

Chapter two is concerned with the syntheses and characterization of some chiral ligands and consists of relevant mechanism of reaction( for example, N anion acts as nucleophilic reagent and different nitriles act as reacting substance).

第二章讨论了若干手性配体的合成与结构，并包含了相关反应的机理探讨(例如N~-做为亲核试剂、不同的腈作为反应底物)。

With the nitrobenzene、 m-chloronitrobenzene、 m-nirtobenzenesulfone sodium salt for bottom thing, Grinard agent is a nucleophilic reagent reaction for under the different term proceeds a series reaction.

以苄基氯化镁为亲核试剂，以硝基苯、间硝基氯苯、间硝基苯磺酸钠为底物进行亲核取代反应，探讨与芳环相连的吸电子基团的数目及吸电子性，对亲核取代反应的影响。

Thirty advanced cancer patients who resident in the hospital in certain areas of Taipei and their families (N=60) were recruited. Using the revised TRIG questionnaire collected data. Family caregivers were interviewed for the qualification of the case respectively when the patients were still in the hospital and one month after the patients died. The questionnaire was analyzed via software SPSS.

本研究之目的在探讨癌症末期病人死亡地点不同与家属哀伤反应的相关性及探讨癌症末期病人死亡地点如愿与否与家属哀伤反应的相关性，采前瞻性研究法，以台北巿某区域医院之30对住院癌症末期病人及家属(N=60)为收案对象，以修改后的TRIG量表为工具，针对符合收案条件者分别於住院时及丧亲一个月后进行访谈，并完成问巻，结果以SPSS套装软体进行资料之统计分析。

The increase in neural charges also causes natural reflexes to be enhanced, but can lead to overreaction.

神经发面的负荷也造成自然反应的加强，但是也会使他做出过度的行为反应。

Other polymers, such as those made by step growth polymerisation may be more easily depolymerised. by undoing the condensation or elimination reaction that caused the monomer units to join.

其它聚合物，如由逐步聚合得到的聚合物，比较容易解聚，可通过引入导致单体单元链接的缩和反应的逆反应来实现。

Revealed high benzene electrophilic substitution reactions and not reacted reasons, strengthened the laws of scientific chemical benzene, helps people in-depth research and study of benzene and aromatics of the structure and nature.

揭示了苯容易发生亲电取代反应和不易发生加成反应的原因，增强了苯化学的规律性和科学性，有助于人们深入研究和学习苯乃至芳香烃类的结构和性质。

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。