英文字典中文字典Word104.com



中文字典辭典   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   


安裝中文字典英文字典辭典工具!

安裝中文字典英文字典辭典工具!








  • What We Do - IUPAC | International Union of Pure and Applied Chemistry
    The International Union of Pure and Applied Chemistry (IUPAC) is the world authority on chemical nomenclature, terminology (including the naming of new elements in the periodic table), standardized methods for measurement, atomic weights and many other critically-evaluated data
  • Periodic Table of Elements - IUPAC | International Union of Pure and . . .
    View the latest release of the Periodic Table (dated 8 Jan 2016) includes the recently added elements 113, 115, 117, and 118 with their temporary names and symbols
  • Nomenclature - IUPAC | International Union of Pure and Applied Chemistry
    Nomenclature IUPAC is the universally-recognized authority on chemical nomenclature and terminology and two IUPAC bodies take leading roles in this activity: Division VIII – Chemical Nomenclature and Structure Representation and the Interdivisional Committee on Terminology, Nomenclature, and Symbols
  • International Union of Pure Applied Chemistry
    The International Union of Pure and Applied Chemistry (IUPAC) The International Union of Pure and Applied Chemistry (IUPAC) is the world authority on digital standards in chemistry; chemical nomenclature and terminology, including the naming of new elements in the periodic table; on standardized methods for measurement; and on atomic weights Founded in 1919, IUPAC has been creating the common
  • About IUPAC’s Scientific Work - IUPAC | International Union of Pure and . . .
    The International Union of Pure and Applied Chemistry (IUPAC) is a global, non governmental scientific organization with over 100 years of history It brings together more than 50 national chemistry organizations […]
  • Brief Guides to Nomenclature - IUPAC | International Union of Pure and . . .
    IUPAC provides recommendations on many aspects of nomenclature The basics of organic nomenclature, of inorganic nomenclature and polymer nomenclature are summarized in a collection of Brief Guides accessible below
  • About IUPAC
    IUPAC has long been recognized as the world authority on chemical nomenclature, terminology, standardized methods for measurement, atomic weights and many other critically evaluated data The Union continues to sponsor major international meetings that range from specialized scientific symposia to CHEMRAWN meetings with societal impact
  • The IUPAC Compendium of Chemical Terminology
    Welcome to the new interactive version of IUPAC Compendium of Chemical Terminology, informally known as the "Gold Book" On these pages you will find a new browsable, version of this publication


















中文字典-英文字典  2005-2009

|中文姓名英譯,姓名翻譯 |简体中文英文字典