查询词典 studied

The extraction of flavonoids from Allium cepa with ultrasonic wave was studied.

以洋葱皮为原料，利用超声波强化提取黄酮类化合物。

Then multi-period start-up cost allocation problem is studied, and two m.

研究了机组启动费用分摊的核的存在性问题，并指出该分摊不一定是凸博弈。

The subject of the full text builds up and divides six major chapters together: Chapter 1 is the foreword, and has studied the current situation and refined and summarized to value and meaning of the selected title background of the thesis, selected title abroad synthetically; Chapter 2, have carried on science to define to the intension of responsibility and governments relevant concepts of responsibility, have explained that constructs the necessity of the responsibility government and realistic meaning; Chapter 3, ility the intension made of the responsibility has been carried on science solves and constructs, summarize the political function and basic principle of administration asking responsibility system, and the logic relation between administration asking and the responsibility government of the responsibility has been analysed scientifically; Chapter 4, has used the administrations of western countries for reference and administration asking responsibility system and high-ranking official asking system of Hong Kong area of our country and the successful experience, expect to the institutional improvement of the administration asking responsibility system of our country can be beneficial; The whole chapter 5, the current administration asking system of our country that has implemented the state and carried on objective analysis in responsibility system, have pointed out a series of questions and not complete places exposed in institutional improvement, and has carried on network analysis from two visual angles of the traditional political culture ecology and system factor aspect to the reason why the question emerges; Chapter 6, the responsibility system has carried on tentative countermeasure analysis and discussion in perfecting the administration of our country, separately from improving the environment of administration asking responsibility and reinventing the culture of administration asking responsibility, devoting more efforts to asking the responsibility in allosome, strengthen the related institutional improvement of administration asking responsibility system, etc.

全文主体架构共分6大章节：第1章为引言，对论文选题背景、选题价值与意义及国外内研究现状进行了综合提炼与概括；第2章，对责任和责任政府相关概念的内涵进行了科学界定，并阐述了构建责任政府的必要性和现实意义：第3章，对行政问责制的内涵进行了科学解构，概括了行政问责制的政治功能及其基本原则，并对行政问责制与建立责任政府的逻辑关系进行了科学分析；第4章，借鉴了西方国家行政问责制度及我国香港地区高官问责制的成功经验，以期对我国行政问责制度建设能有所裨益；第5章，对我国现行行政问责制度实施状况进行了客观分析，指出了在制度建设过程中暴露出来的一系列问题和不完善之处，并对产生这些问题的原因从传统政治文化生态及制度因素层面两个视角进行了系统分析；第6章，对健全和完善我国行政问责制度进行了尝试性的对策分析与探讨，分别从完善行政问责环境、重塑行政问责文化，加大异体问责的力度，加强行政问责制配套制度建设及行政问责制立法等角度提出了完善的措施和途径。

In this paper, the effects of rare earth on the structure and properties of zinc-base alloy are studied.

研究了稀土对锌基合金的组织、性能的影响。

The catalytic effect of basic lithium phosphate on the preparation of allyl alcohol by isomerization of propylene oxide was studied in this dissertation.

本论文主要研究了碱性磷酸锂在环氧丙烷异构化制烯丙醇反应中的催化作用。

The isomerization reaction of propylene oxide to produce allyl alcohol catalyzed by basic lithium phosphate was studied.

研究了环氧丙烷在碱性磷酸锂催化作用下异构化生成烯丙醇反应过程，考察催化剂的制备条件，异构化温度对催化性能的影响，以及催化反应机理和动力学特性。

The catalytic properties of Ti-MWW and the reaction conditions in epoxidation of allyl alcohol to glycidol have been studied. It was found that Ti-MWW-PI synthesized under dynamic crystallization conditions has more effective catalytic performance.

对Ti-MWW 催化烯丙醇的环氧化性能和反应条件进行了研究，发现动态法合成的Ti-MWW-PI 有更好的催化性能。

In the first part, we studied the possibility of allyl as the protection group of the hydroxyl in nucleosides.

烯丙基作为糖化学中的一种常用保护基在核酸化学中有一定的应用，曾有人将它作为磷酸酯键及碱基环上羰基的保护基，但作为核苷糖环羟基的保护基还未有研究。

Based on the work of the first part, we studied the possibility of allyl as a protection group in the synthesis of oligonucleotides consisting in some unstable nucleotide analogues, such as nueleoside carbonate and sulfite.

在寡核苷酸的类似物中，碳酸酯及亚硫酸酯在碱性条件下的不稳定性使其在合成上有一定的困难，这限制了对它们的性质作进一步的研究。

We studied effects of additives in the allylic amination reaction. We found that4NF could improve the reactivity and enantioselectivity.

对于烯丙基胺化反应，我们研究了外加添加剂对对映选择性的影响，我们发现四丁基氟化铵的加入可以大大提高反应速度及对映选择性。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。