音乐中表示拍的最基本符号是四分音符。
Well, in music the most basic symbol for the beat is the quarter note.
第二章提出了基于符号的产品信息建模基本原理和方法。
Chapter two presents the basic principle and method of product information modeling based on symbol.
第二章提出了基于符号的产品信息建模基本原理和方法。
Chapter two presents the basic principle and method of product information modeling based on symbol.
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