A research team tests a guinea pig's reaction to smog in a 1964 L.A. experiment.
1964年，一个研究小组在洛杉矶进行实验，测试豚鼠对于烟雾的反应。
N2O4 NO2 which is a gas, to 2 NO2, which is a gas, the kind of reaction that happens when you have smog and, fairly common in big cities.
的反应，Which，is，the，reaction，of，N2O4，也是气体等于2个，也是气体这是烟雾里,经常发生的反应，在城市里很常见。
A research team tests a guinea pig's reaction to smog in a 1964 L. A. experiment.
1964年，一个研究小组在洛杉矶进行实验，测试豚鼠对于烟雾的反应。
The formation of photochemical smog, the reaction mechanism, the harm to our humanity, the zoology and botany and the preventive measure are introduced in this paper.
本文介绍了光化学烟雾的形成机理，对人类、动植物等的危害并提出了预防措施。
Terpense and hydrocarbons are known, however, to participate in the reaction which can cause smog.
萜烯和烃类是已知的在参与反映过程中会产生烟雾的物质。
Terpense and hydrocarbons are known, however, to participate in the reaction which can cause smog.
萜烯和烃类是已知的在参与反映过程中会产生烟雾的物质。
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