GB/T 16903.3-2013 Rules for the presentation of graphical symbols for use on graphical signs.Part 3:Method for testing perceptibility (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 16903.3-2013
Scope
This part of GB/T 16903 specifies the test method for the perceptibility of graphic symbols to determine whether the symbolic elements of graphic symbols can be quickly recognized by the end users.