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
hydrocarbons查看 hydrocarbons 在百度字典中的解释百度英翻中〔查看〕
hydrocarbons查看 hydrocarbons 在Google字典中的解释Google英翻中〔查看〕
hydrocarbons查看 hydrocarbons 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:


  • Hydrocarbon - Wikipedia
    Hydrocarbons are introduced into the environment through their extensive use as fuels and chemicals as well as through leaks or accidental spills during exploration, production, refining, or transport of fossil fuels
  • Hydrocarbon | Definition, Types, Facts | Britannica
    Hydrocarbons are the principal constituents of petroleum and natural gas and serve as fuels, lubricants, and raw materials for various products Learn about the types, structures, and uses of hydrocarbons
  • Hydrocarbons: Definition, Types, Examples, and Applications
    Learn their formula, properties, classification Explore examples with images uses, understand saturated unsaturated hydrocarbons
  • Hydrocarbons: Classification, Uses, Toxicity - Science Info
    Hydrocarbons are organic chemical compounds entirely made up of hydrogen and carbon atoms Hydrocarbons are naturally occurring substances that serve as the foundation for crude oil, natural gas, coal, and other vital energy sources
  • What are Hydrocarbons? Formulas Examples - ChemTalk
    Hydrocarbons are a fundamental part of organic chemistry Find out the different types of hydrocarbons, their compositions, and their uses!
  • Understanding Hydrocarbons: Definition, Types, Companies Uses
    What Is a Hydrocarbon? Hydrocarbons, organic compounds made of hydrogen and carbon, are fundamental to global energy, forming the backbone of crude oil, natural gas, and coal
  • Understanding Hydrocarbons: Types, Uses, and Health Risks
    Hydrocarbons are organic compounds composed entirely of hydrogen and carbon They are one of the most abundant organic compounds on Earth, primarily found in crude oil and natural gas
  • 20. 2: Hydrocarbons - Chemistry LibreTexts
    Hydrocarbons are organic compounds composed of only carbon and hydrogen The alkanes are saturated hydrocarbons—that is, hydrocarbons that contain only single bonds
  • Hydrocarbon - Energy Education
    Hydrocarbon molecules have one or more central carbon atoms in a branched or chain-like structure, surrounded by hydrogen atoms There are four main categories of hydrocarbons: Alkanes, Alkenes, Alkynes, and Aromatic hydrocarbons [2] The simplest hydrocarbons are called alkanes
  • Hydrocarbon - New World Encyclopedia
    Hydrocarbons are the main constituents of petroleum (literally, "rock oil"), also called "oil," and natural gas They are commonly found in and extracted from the Earth´s subsurface Petroleum is a mixture of liquid hydrocarbons, while natural gas is mainly constituted of methane gas





中文字典-英文字典  2005-2009