查询词典 synthesis method

Fischer et al.in 1973. Since these compounds have various particular reactions in organic synthesis,especially in vitamins,peptides,synthesis of anti-cancer drugs and natural products,and as olefins, alkyne polymerization catalysts demonstrated its unique advantages and broad application prospects.

由于这类化合物有各种奇特的反应性能，在有机合成中，尤其是在维生素，多肽，抗癌药物和天然产物的合成，和作为烯烃，炔烃聚合催化剂方面显示出其独特的优越性和广阔的应用前景。

Nitrile is a kind of organic compounds containing cyano group,it is a starting material to synthesize a series of amine,acid and polymer.Hydrolysis reactions of nitriles have been widely applied in plentiful of organic synthesis such as amino acid, amide,carboxylic acid and its derivatives,which occupy an extremely important position in organic synthesis.

腈是一类含氰基的有机化合物，作为合成一系列胺、酸和聚合物的起始原料，其水解反应广泛应用于氨基酸、酰胺、羧酸及其衍生物的合成，在有机合成中占有极其重要的地位。

According as style of tram,the coach are divided into four type as following: freedom, arbitrament, democracy, synthesis, and the synthesis type is the most ideal gymnastic coach.

提出了按训练作风和风格可以把体操教练员分为自由型、武断型、民主型和综合型四大类，而综合型的教练员是比较理想的体操教练员。

Asymmetric synthesis is one of the most important parts in organic synthesis.

不对称合成是有机合成化学领域的重要研究内容之一。

Asymmetric organic synthesis is one of the most attractive research areas in organic synthesis.

不对称有机合成是当代有机合成的最具有吸引力的领域之一。

Controlled synthesis of carbon nanotubes and assembling them into macroscopic structures are of great importance to the applications of carbon nanotubes, and a deep understanding of the growth mechanism of carbon nanotubes would be an indispensable prerequisite for well-defined synthesis in a controllable way.

碳纳米管的可控制生长，及其宏观尺度结构的制备，对于碳纳米管的应用具有重要的意义，为了实现准确的生长控制，对碳纳米管生长机理的深入了解是不可缺少的前提条件。

This paper introduces the boric acid ester of a variety of organic synthesis methods and the parties concerned in the application of technology and microwave in organic synthesis and the application of a simple introduction.

本文简要介绍了有机硼酸酯的多种合成方法及其在有关方面的应用，并对微波技术及其在有机合成方面的应用作了简单的介绍。

When SL21 was cultivated in the bouillon culture-medium including 2 mol/L NaCl for 48 h at 30℃, the ectoine synthesis amount was 285.1 mg/L. The optimal conditions of Ectoine synthesis was: the optimal temperature was 30℃; the optimal NaCl concentration was 2 mol/L.

用含2molL^(-1)NaCL的肉汤培养基，在30℃条件下，培养48h，诱导生成Ectoine为285.1mgL^(-1)，其Ectoine生成的最适诱导温度是30℃，最适NaCl浓度是2molL^(-1)。

The study of this thesis enlarges the application of rare earths metal- samarium in organic synthesis that has quite important meaning for our country having abundant rare earths resources. It promotes to explore the new use of rare earths metals in organic synthesis. There will be a great break in the theory and application of the production of carbene.

通过本研究扩大了稀土金属钐在有机合成中的应用范围，这对于我国具有丰富的稀土资源(贮量占世界总贮量的85%以上，稀土金属产量及质量占世界首位)而言，促进开发稀土金属在有机合成中的新用途，具有十分重要的意义；并在产生卡宾的理论上有所突破，填补了卡宾研究领域的空白，取得一些极具价值的学术成果。

Cardanol is principal component of Cashew Nut Shell Liquid used as raw material. According to its structure characteristic, a series of high-performance or functional polymers have been prepared by organic synthesis and polymeric synthesis.

本研究以天然产物腰果壳的榨取液为原料，根据该壳液主成分腰果酚的结构特征，采用有机合成和高分子合成等方法，制备一系列具有高性能或功能性的高分子化合物；并用物理和化学等方法，以及现代测试手段进行结构表征和性能测试。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。