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
C4H4查看　C4H4　在百度字典中的解释百度英翻中〔查看〕
C4H4查看　C4H4　在Google字典中的解释Google英翻中〔查看〕
C4H4查看　C4H4　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:


  • Cyclobutadiene - Wikipedia
    Cyclobutadiene is an organic compound with the formula C 4 H 4 It is very reactive owing to its tendency to dimerize Although the parent compound has not been isolated, some substituted derivatives are robust and a single molecule of cyclobutadiene is quite stable
  • Cyclobutadiene | C4H4 | CID 136879 - PubChem
    Cyclobutadiene | C4H4 | CID 136879 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • C4H4 - Wikipedia
    The molecular formula C4H4 (molar mass: 52 07 g mol) may refer to:
  • 1,2,3-Butatriene | C4H4 | CID 137747 - PubChem
    1,2,3-Butatriene | C4H4 | CID 137747 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • C4H4 properties - Chemical Portal
    Tetrahedrane, with molecular formula C₄H₄, represents a fundamental platonic hydrocarbon featuring a tetrahedral carbon framework This highly strained organic compound exists primarily as a theoretical construct due to extreme angle strain inherent in its structure
  • Cyclobutadiene - NIST Chemistry WebBook
    The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment
  • Cyclobutadiene | C4H4 - ChemSpider
    ChemSpider record containing structure, synonyms, properties, vendors and database links for Cyclobutadiene, 1120-53-2, HWEQKSVYKBUIIK-UHFFFAOYSA-N
  • Cyclobutadiene - NIST Chemistry WebBook
    The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment
  • C4H4 (Tetrahedrane) 3D molecular structure - Chemical Portal
    Interactive 3D molecular viewer displays molecular structures with rotatable 3D models for chemical compounds





中文字典-英文字典  2005-2009