查询词典 anti-knocking agent

Secondly,the synthesis of SIPE and the reaction conditions such as catalyst,anti-ether agent,temperature and water are researched to control the generation of diethylene glycol and the self-polymerization of SIPM by controlling the total quantum of distillate and the temperature of distillation column and reaction and the reliable synthetic conditions of SIPE are obtained.

其次，在此基础上，研究了三单体的中间体SIPE的合成工艺，研究了催化剂、抑醚剂、反应温度及水分等对合成反应的影响，同时提出了控制馏出物总量、控制分馏柱温度和控制反应温度等措施来控制二甘醇生成反应和SIPM自聚等副反应，得到了可靠的SIPE合成工艺。

This study compares traditional production and packaging system of Kilishi with a potassium sorbate (anti-fungal agent) treatment and modern packaging system during storage under two different conditions.

本研究比较了山梨酸钾（抗真菌剂传统的生产和包装Kilishi系统）处理和储存过程中的现代包装系统在两种不同的条件。

Being supported by Hebei Kangli Animal Pharmaceutical Co., Ltd., and based on the research object, coccidiosis, which damages to livestock breeding heavily, this project has developed QIULIKE--an oral liquid of pure traditional Chinese medicine compounded with 7 Chinese medicinal herbs such as Dichroa febrifuga, southernwood and Sophora flavescens Ait., ect. The aim of the project is to solve the problem of present heavy residual quantity of anti-coccidiosis agent in order to meet the people's increasing requirement for "pollution-free" food.

本项目以河北康利动物药业有限公司为依托，以危害养殖业比较严重的球虫病为研究对象，研制出以常山，青蒿，苦参等7位中药配伍而成的球立克口服液，旨在解决目前抗球虫药残留量大的难题，更好地满足人们对"绿色"食品与日俱增的需求。

Through the anti-static agent performance examination,influence factors on the resistance static electricity performance was discussed.

通过对此聚氨酯抗静电剂的性能检测，探讨了对抗静电性能影响的因素。

According to the working conditions of the cutting lubricating coolant used in stone processing,through the evaluations on the base oil, emulsifier and anti-wear agent,a specialized emulsifying oil for stone processing coolant is developed by making use of the resources of naphthenic thick crude from Karamay.

根据石材加工使用的切削润滑冷却液工作要求，利用克拉玛依独特的环烷基稠油资源，通过对基础油、乳化剂、抗磨剂等评选，开发研制出专用石材加工冷却液乳化油，并自行制定相应的产品技术指标。

Leaded gasoline exhaust pollution of traditional gasoline with the production process of tetraethyl lead as an anti-explosive agent.

、含铅汽油的废气污染传统汽油生产工艺中以四乙基铅作为防爆剂。

Tetraethyl lead is usually added to gasoline as an anti-detonating agent.

铅及其化合物都有毒，致使铅污染和中毒成为重金属污染中之最重。

Objective Widespread used as gasoline oxygenate additives, methyl t-butyl ether were added to gasoline to enhance the octane number, reduce carbon monoxide in exhausts and to substitute for tetraethyl lead as an anti-knock agent.starting in the winter of 1992, MTBEup to 15wt.

研究目的甲基叔丁基醚(Methyl Tert-Butyl Ether，MTBE)是一种新型的汽油添加剂，主要用来增加汽油辛烷值，提高汽油燃烧效率，减少汽车尾气中一氧化碳等有害物质的排放，并代替四乙基铅用作汽油防爆剂。

With a persisting development in tumor targeting viruses as a special anti-tumor agent and therapeutic gene vector for the recent years, a number of highly effective, targeting virus vectors have been exploited, which still did not satisfy the requirement for cancer targeting therapy in clinic. However, it has remained unsolved in how to effectively and veraciously deliver these targeting viruses to the tumor tissues.

肿瘤靶向性病毒作为一种特殊的肿瘤治疗药物和基因治疗载体近年来已得到长足发展，许多高效、靶向性病毒载体已被相继研究开发，但仍不能满足临床上肿瘤靶向治疗的需要，如何将这些靶向病毒准确而高效地运输到肿瘤病变部位仍然未得到充分解决。

Catalyster consumption, react temperature, antioxygen, anti-xanthochromia agent are discussed which have great influence on products'characters.

并通过正交实验筛选出最佳催化剂，讨论催化剂用量、反应温度、抗氧剂、阻聚剂对产物性能的影响。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。