graphical symbols

常见例句

Graphical symbols for heating, ventilating, and air conditioning.
供熱，通風，空調用圖形符號。
This paper also makes clear the special function of graphical symbols from historical development.
本文試圖從圖形符號的歷史發展，明確其特有的作用。
On the other hand, the semantic of the graphical symbols in the background of construction structure field is used to control and direct the recognition of both kernel symbols and deduced symbols.
另一方麪，用圖形符號在建築結搆領域背景下的語義控制和指導核心符號與導出符號的識別。
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