英语释义

• a highly poisonous brown gas (NO2)

片语

Nitrogen Dioxide Sulfur Dioxide二氧化氮

nitrogen dioxide gas二氧化氮气体中毒

nitrogen dioxide radical亚硝基自由基

nitrogen tetroxide[无化] 四氧化二氮；二氧化氮

nitrogen dioxide trnsfer furnace二氧化氮转化炉

nitrogen dioxide index二氧化氮指数

nitration by nitrogen dioxide二氧化氮硝化

nitrogen n dioxide二氧化氮

nitrogen peroxide过氧化氮；二氧化氮

nitrogen dioxide photochemistry[化学]

nitrogen dioxide molecule二氧化氮分子

英汉例句

• Such issues are drawing international concern, because Beijing's high levels of carbon monoxide and nitrogen dioxide could cause breathing problems for Olympic athletes.

  这些问题引起了全球关注。由于北京空气中的一氧化碳和二氧化氮浓度很高，会给运动员的呼吸系统带来伤害。

• Diesel is highly polluting, emitting far greater amounts of dangerous nitrogen dioxide and tiny pollution particles than petrol, and can cause cancer to heart attacks.

  柴油污染十分严重，其有害二氧化氮及细微污染颗粒的排放量比汽油更大，并可能导致癌癥、心脏病。

• They recommend revised limits for the concentration of selected air pollutants: particulate matter (PM), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2), applicable across all WHO regions.

  它们为下述选定的空气污染物的浓度限值提出了修订：可吸入颗粒物(PM)、臭氧(o3)、二氧化氮(NO2)和二氧化硫(SO2)，适用于世卫组织所有区域。

• A decade ago, Beijing introduced the Blue Sky program to measure sulfur dioxide, nitrogen dioxide and PM 10.

  十年前，北京开始统计蓝天天数，测量二氧化硫、二氧化氮含量和PM10。

• The lights prevent production of a particular type of nitrogen-oxide molecule known as a nitrate radical, which forms from reactions of nitrogen dioxide with ozone.

  这些照明灯阻止了一种特殊类型的二氧化氮水分子——它被认为是一种硝分子团——的生成，而二氧化氮水分子则是二氧化氮和臭氧的反应物。

• They are mostly sulfur dioxide and nitrogen dioxide from power plants, auto exhausts and industry.

  这些颗粒物大多为发电厂、汽车工业和汽车尾气排出的二氧化硫和二氧化氮。

• A new sensitive method for the determination of nitrite in the environmental water and nitrogen dioxide in the ambient air by adsorptive stripping voltammetry was ostablished.

  本文研究了用吸附溶出伏安法测定环境水样中的亚硝酸根和大气中的二氧化氮。

• Beginning in June 2000, measurements of nitrogen dioxide were substituted into the air quality calculations in place of measurements of nitrogen oxides.

  从2000年6月开始，在计算空气质量时用二氧化氮数据取代了氧化氮数据。

• The nitrogen dioxide (NO2) and the sulphur dioxide (SO2) is the main air pollutant and the respiratory tract infects the disease incidence rate increase to have the close relation.

  二氧化氮(NO2)和二氧化硫(SO2)是主要的空气污染物与呼吸道感染发病率增加有密切关系。