英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：


请选择你想看的字典辞典：
单词字典翻译
NO2查看　NO2　在百度字典中的解释百度英翻中〔查看〕
NO2查看　NO2　在Google字典中的解释Google英翻中〔查看〕
NO2查看　NO2　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Nitrogen dioxide - Wikipedia
    Nitrogen dioxide is a chemical compound with the formula NO2 One of several nitrogen oxides, nitrogen dioxide is a reddish-brown gas It is a paramagnetic, bent molecule with C 2v point group symmetry
  • Basic Information about NO2 - US EPA
    Nitrogen Dioxide (NO2) and other nitrogen oxides (NOx) damage the human respiratory system and contribute to acid rain These air pollutants are regulated as part of EPA's National Ambient Air Quality Standards (NAAQS)
  • Nitrogen Dioxide | NO2 | CID 3032552 - PubChem
    Nitrogen dioxide appears as a reddish brown gas or yellowish-brown liquid when cooled or compressed Shipped as a liquefied gas under own vapor pressure Vapors are heavier than air Toxic by inhalation (vapor) and skin absorption Noncombustible, but accelerates the burning of combustible materials
  • Nitrogen Dioxide - American Lung Association
    Nitrogen dioxide, or NO2, is a gaseous air pollutant composed of nitrogen and oxygen NO2 forms when fossil fuels such as coal, oil, gas or diesel are burned at high temperatures
  • Nitrogen dioxide (NO2) properties - Chemical Portal
    Nitrogen dioxide (NO₂) is an inorganic chemical compound with formula NO₂ that exists as a reddish-brown paramagnetic gas at standard temperature and pressure This nitrogen oxide exhibits a characteristic bent molecular geometry with C 2v point group symmetry and a bond angle of 134 3°
  • Nitrogen Dioxide (NO2) Pollution - US EPA
    Information on setting and implementing the primary outdoor air quality standard for nitrogen dioxide
  • What is Nitrogen Dioxide NO2? Analysis Of Air Pollutants (AQI) - Clean . . .
    What is Nitrogen Dioxide (NO₂)? Quick Answer: Nitrogen dioxide (NO₂) is a reddish-brown gas that forms when fuel is burned at high temperatures, primarily from vehicle exhaust and power plants It's a key component of smog and can cause serious respiratory problems, especially for people with asthma What is Nitrogen Dioxide?
  • Nitrogen dioxide | Definition, Chemistry, Sources, Air Pollution . . .
    At room temperature an equilibrium between the two molecules exists 2NO 2 ⇌ N 2 O 4 Nitrogen dioxide reacts with water in one of two ways In cold water NO 2 disproportionates to form a mixture of HNO 2 and HNO 3, whereas at higher temperatures HNO 3 and NO are formed
  • Nitrogen Dioxide | Air Quality - NASA
    From the sidebar, you can to download pre-made images of satellite data of NO2 over U S power plants and over U S and world cities from OMI The pre-made images include spatial maps, such as trends over time (2005-2018)
  • Nitrogen dioxide - NIST Chemistry WebBook
    NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access The purpose of the fee is to recover costs associated with the development of data collections included in such sites Your institution may already be a subscriber





中文字典-英文字典  2005-2009