Although it is composed by symbolization and signification, the finery symbol system is not the superposition of these two parts in brief.
虽然服装符号系统是由符号化和指示行为两部分构成的，但服装符号系统并非这两部分的简单叠加。
The article analyses the difficulty and theory of realizing the on-line upgrade, develops a set of system that can be used repeatedly, with practical reference value and realistic signification.
分析了在线升级的困难及实现原理，提出了一套可重复利用的实现在线升级的系统，具有实际参考价值和现实意义。
Satellite antenna is a important part of satellite communication system. The research on satellite antenna servo control system has very important signification.
卫星天线是卫星通信系统中不可或缺的组成部分，对卫星天线伺服控制系统进行研究具有非常重要的意义。
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