查询词典 catalytic

The catalytic effect of 1 and 2 is more efficient. TBHP is the appropriate oxidant of this reaction.

以TBHP为代表的有机过氧化物是该反应的合适氧源。

The experimental process on synthesis of roxithromycin was studied by using erythromycin oxime and MEMC as raw material under the catalytic action of anhydrous sodium carbonate.

研究了以无水碳酸钠为催化剂，红霉素肟与甲氧基乙氧基氯甲醚为原料，一步合成罗红霉素的实验过程。

In order to probe into the mechanism of VO2/silica gel catalytic ozonization degrading sulfosalicylic acid, different technological parameters were investigated and changes of catalyst active components were analyzed.

通过对不同工艺参数的考察及催化剂活性组分变化的分析，探讨了VO2／硅胶催化臭氧化降解磺基水杨酸的机理。

The coupling reaction of the building block in the presence of catalytic amount of palladium was investigated.

含氟砌块与末端炔烃在温和的条件下高产率地生成相应的烯炔偶联产物。

The application and mechanism of heterogeneous catalytic ozonafion process were reviewed in this pap...

该文综述了该技术在水处理中的应用及其反应机理。

Papain digestion of proteins have a catalytic role to improve protein absorption, retention and muscle growth.

木瓜酶对蛋白质的消化有促进作用，能够改善蛋白质的吸收、存留与肌肉生长。

The relation of catalytic activity of Pt-M/C and the doped metal amountsexhibits parabolic curve shape, i.e."volcano" shape.

Ni、Co、Fe、Mo与Pt形成的Pt-M／C催化剂的活性与合金中元素M的掺杂量呈抛物线形关系，即"火山型"关系。

The Experiment with paraffin as the main raw material, its catalytic oxidation of a modification of wax.

实验以石蜡为主要原料，对其进行催化氧化改性制备出氧化蜡。

The catalytic activity declined as the selectivity of paraxylene and ortho-xylene improved with increasing treated temperature.

随着处理温度的提高，催化剂的活性降低，对二甲苯和邻二甲苯的选择性上升。

The heart of the system is a special catalytic converter downstream of the oxidizing catalyst and the particulate filter.

该系统的核心是一个特殊的催化转化器催化剂的氧化和下游的微粒过滤器。

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。