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ISO 80000-1:2009 is a standard describing scientific and mathematical quantities and their units. The standard, whose full name is ''Quantities and units Part 1: General'' was developed by the International Organization for Standardization (ISO), superseding ISO 31-0.〔(【引用サイトリンク】url=http://www.iso.org/iso/catalogue_detail?csnumber=30669 )〕 It provides general information concerning quantities and units and their symbols, especially the International System of Quantities and the International System of Units, and defines these quantities and units. It is a part of a group of standards called ISO/IEC 80000. ==Contents list== The standard is divided into the following chapters: * Foreword * Introduction # Scope # Normative references # Terms and definitions # Quantities # Dimensions # Units # Printing rules * Annex A (normative) – Terms in names for physical quantities * Annex B (normative) – Rounding of numbers * Annex C (normative) – Logarithmic quantities and their units * Annex D (informative) – International organizations in the field of quantities and units 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「ISO 80000-1」の詳細全文を読む スポンサード リンク
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