Superseding
Chinese Name	ͼ�η��� ���� ��1���֣�ͨ��
English Name
Chinese Standard Classification
Professional Classification
ICS Classification
Issued on	2008-07-16
Implemented on	2009-01-01
Abolished on
Issued by	AQSIQ and SAC
Chinese Pages
Word Count	3,000 words

GB/T 15565.1-2008 Graphical symbols��Terms��Part 1: General English

1  Scope

    This part of GB/T 15565 specifies the basic terms and their definitions for graphical symbols.
    This part is applicable to graphical symbols and the related fields.

2  Symbols

2.1
    Character
    Single letter, digit, punctuation or other specified symbols.
2.2
    Character set
    Finite set of different graphical characters (Section 2.1).
2.3
    Symbol
    Symbol indicating certain object or concept which is provided with simplified visual image.
2.4
    Letter symbol
    Symbol composed of letter, digit, Chinese character or their combination (Section 2.3).
    [GB/T 20001.2-2001, Definition (Section 3.3)]
2.5
    Graphical symbol
    Symbol for information transmission which mainly comprises graphs and is independent of language (Section 2.3).
2.5.1
    Symbol original
    Design drawing of graphical symbol drawn on design framework as datum or for duplication according to indicating criteria of graphical symbols (Section 2.5).
    Note: design frameworks of graphical symbols for use in technical product documentation (Article 2.5.12), graphical symbols for use on equipment (Article 2.5.13) and graphical symbols for use on sign (Article 2.5.14) are basic grid (Section 3.1), basic pattern (Section 3.2) and basic model (Section 3.3) respectively.
2.5.2
    Registered symbol original
    Symbol original registered by relevant standardization organization or constitution as established pattern (Article 2.5.1).
2.5.3
    Common symbol
    Graphical symbol which is applicable for multi-field and multi-profession or applied universally (Section 2.5).