Texier指出，当地伐木工人还在鸵鸟蛋壳上刻上几何标记，代表所有权。
Texier points out that until recently, bushmen in the region carved geometric motifs on ostrich eggshells as a mark of ownership.
采用几何图形特征，符号，标记的设计标准。
Design Standards for Geometric Features, Signals, Signing, Markings.
采用几何图形特征，符号，标记的设计标准。
DNA的图形编码是在几何意义下，在不同位置，用不同的标记符号及不同的方向线段，对DNA的序列进行编码。
The graphic coding of DNA sequence is the geometric representation of DNA sequences by means of different notes and line segments in different positions.
DNA的图形编码是在几何意义下，在不同位置，用不同的标记符号及不同的方向线段，对DNA的序列进行编码。
The graphic coding of DNA sequence is the geometric representation of DNA sequences by means of different notes and line segments in different positions.
应用推荐