查询词典 tetraethyl lead

For leting drop quality fuel plenty of normal heptane have no lead tetraethyl ,Therefore be unlikely there not be the lead pollution .

这样：既没有多余的空气，混合相当充分、又不存在高温，更没有燃烧中相对的压缩，所以不可能产生不完全燃烧的CO、HC、PM和氮氧化物。

Of gasoline containing tetraethyl lead .

含有四乙铅的。

It also can be used in the manufacture of sodium hydroxide , vitamins, spices, dyes, sodium amalgam, tetraethyl lead, titanium and oil refining and so on.

可用于制造氰化钠、维生素、香料、染料、钠汞齐、四乙基铅、金属钛等，还可用于石油精制等方面。

For leting drop qu***ty fuel plenty of normal heptane have no lead tetraethyl , Therefore be unlikely there not be the lead pollution .

因为低品质燃料多含正庚烷而不含抗爆剂四乙基铅，所以绝对不会有铅污染。

To produce lead tetraethyl solely because, a short time before the outbreak of the war, the Americans had established plants for us ready for production and supplied us with all available experience. In this manner we did not need to perform the difficult work of development because we could start production right away on the basis of all the experience that the Americans had had for years.

Sutton所写的《WALL STREET AND THE RISE OF HITLER 》一书中的资料，在1938年，德国空军急需500吨四亿铅添加剂，美国杜邦公司经过认真考虑，认为这样的需求肯定是用于战争目的，最终这批四乙铅通过纽约Ethyl出口公司借给了德国的Ethyl G.m.b.H。，这比交易纳粹德国航空部以及法本公司董事Mueller-Cunradi安排的。

Anti-knock additive tetraethyl lead,vapor pressure,cetane number and content of aromatic hydrocarbon,ethylenes,sulfur and oxides respectively in the motor fuel are more detailedly analysed in regard to their effect on motor vehicle exhaust emission.

较为详细地分析了燃油中四乙铅抗爆剂、芳烃含量、烯烃含量、硫含量、蒸气压、十六烷值及含氧化合物等对汽车排放的影响，并简述了其发展趋势。

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。

Automobile exhaust tetraethyl lead is a highly toxic substance.

在很低的浓度下，铅的慢性长期健康效应表现为：影响大脑和神经系统。

For leting drop quality fuel plenty of normal heptane have no lead tetraethyl ,Therefore be unlikely there not be the lead pollution .

因为低品质燃料多含正庚烷而不含抗爆剂四乙基铅，所以不会有铅污染。

For leting drop quality fuel plenty of normal heptane have no lead tetraethyl ,Therefore be unlikely there not be the lead pollution .

因为低品质燃料多含正庚烷而不含抗爆剂四乙基铅，所以绝对不会有铅污染。

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。