“graphical symbols”可以造什么句，graphical symbols造句

Standard for graphical symbols of drawing of railway engineering

Rules for the presentation of graphical symbols--Graphical symbols for use in technical documentation of product--Part 1: Basic rules

Procedures for the development and testing of graphical symbols for use on signs

Lexicographical symbols

Rules for the presentation of graphical symbols--General principles

General principles for the creation of graphical symbols for use on electrical equipment

Public information graphical symbols for use in the map--Common symbols

Rules for the presentation of graphical symbols--Graphical symbols for use on equippment--Part 1: Greation of graphical symbols