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tetraethyl lead

/ˌtɛtrəˈɛθɪl lɛd/

翻译: 一种化学化合物,化学式为(CH3CH2)4Pb,历史上曾作为汽油添加剂以降低发动机爆震。它具有很强的毒性,因环境和健康问题已在很大程度上被淘汰。

1 个条目

phrase

/ˌtɛtrəˈɛθɪl lɛd/C1formaltechnical已废弃
  • zh一种化学化合物,化学式为(CH3CH2)4Pb,历史上曾作为汽油添加剂以降低发动机爆震。它具有很强的毒性,因环境和健康问题已在很大程度上被淘汰。

A chemical compound, (CH3CH2)4Pb, that was historically added to gasoline to reduce engine knocking. It is highly toxic and has been largely phased out due to environmental and health concerns.

  1. Gasoline additiveC2formal

    An organolead compound formerly added to gasoline to improve engine performance by preventing knocking.

    zh汽油添加剂

    • Tetraethyl lead was widely used in gasoline from the 1920s.
    • The use of tetraethyl lead was phased out due to health concerns.
    • Lead poisoning from tetraethyl lead emissions affected many urban populations.