查询词典 tetraethyl lead

Development circumstances, characteristics, antiknock performance, syntheses and economic benefits of MMT are introduced in details and compared with tetraethyl lead. The significance and feasibilities of using MMT in our country are pointed out.

对MMT的发展状况、基本性质、抗爆性能、合成方法及经济效益等作了较详细的介绍，并与烷基铅进行比较，指出了MMT国产化的意义与可行性。

In recent years, both in research new metal organic complexes to replace tetraethyl lead.

近年来，各国均在研究新型的有机金属配合物来替代四乙基铅。

Automobile exhaust tetraethyl lead is a highly toxic substance.

汽车尾气中的四乙基铅是剧毒物质。

A substance, such as tetraethyl lead, added to gasoline to reduce engine knock.

抗震剂一种加在汽油中可以减轻发动机震动的物质，如甲乙基铅

Tetraethyl lead was determined inderictly by conversion of chemical reaction, and compared with AAS, the results were satisfying.

本文的研究可以为mTAS进一步对环境中有毒金属的形态进行分析、测定生化样品打下基础。

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 a Class B poison and environmentally unacceptable for health reasons.

四乙基铅是乙种的毒物并且在健康理由方面被环境所不能接受的。

The harmful components of CNG vehicle tailgas discharges is only 13% of that in gasoline vehicle, and noise reduced 10%, no tetraethyl lead deposit.

CNG汽车尾气中的有害物质排放量只相当于汽油车的 13%，噪音降低约 10 %，并根除了对人体危害极大的四乙铅的排放。

Organlead and lead ion of environment waters were measured. tetraethyl lead was determined inderictly by conversion of chemical reaction, and compared with AAS, the results were satisfying.

对环境水中的有机铅及铅离子分别进行了测试，通过化学反应的转化，间接测定了汽油中的四乙基铅的含量，其结果与原子吸收方法比较，较为满意。

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。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。