symbol and structure的意思|示意

A new blind symbol timing-tracking algorithm is proposed, using the special OFDM frame structure with cyclic prefix and cyclic postfix.

利用具有循环前缀和循环后缀的OFDM帧结构，该文提出了一种新的符号定时跟踪盲估计算法。

The dimension standard is not only main symbol of tubular goods manufacturer, but also is the important base for designing pipeline, other structure and mechanical usage pipes.

焊接和无缝压延管是钢管和其他金属管的两种主要制造方法，其尺度标准既是管材制造商生产能力的主要标志，也是管道及其它结构和机械用管设计的重要依据。

Recognition of Mathematical Expressions consists of symbol recognition and structure analysis. Symbol recognition can be separated into two major stages, namely segmentation and recognition of symbol.

数学表达式的识别由符号识别和结构分析组成，符号识别又分两大阶段，即符号的分割和识别。

Main symbol of modern credit system is a complete set of facilities and modernized instruments and a integrated structure of credit system and standardized credit relationship.

完备的信用形式（体系）、发达的信用工具、规范的信用关系和正常的信用秩序以及与之相适应的信用观念和文化是现代信用制度的主要标志。

However, the negative functions involve the lost of truth, rationality and humanity which are caused separately by the intermediary form, open structure and popular consumption of symbol.

负功能是符号形式的中介性、结构的开放性和消费的流行性所分别带来的真实、理性和人性的迷失。

Symbol table is data structure which has high arithmetic complexity from whole structure and items' attribute information, and it is inconvenient for users to interact with graphic interface.

从编译程序中符号表的总体组织和表项属性信息组织来看，符号表是一种算法复杂性很高的数据结构，而且也不利于用户与图形界面的交互。