介绍了系统结构，总体方案设计，硬件设计和软件控制流程。
System structure, scheme design, hard - ware design and software control process are introduced.
第四章分析系统目标，进行功能分析和总体方案设计，设计系统中的数据库结构，信息发布模式，系统的安全模式。
Chapter four illustrates system design, analyzing system objective and functions, designing the overall plan, database structure, information issue pattern and the system safe mode.
介绍了YF171型滤棒储存输送装置的总体方案设计、工作原理、主要部件的结构、技术参数的确定方法。
It introduces the overall project, operation theory, the structure for main parts and the conformation method of technical parameters of Model YF171 Filter rod Reservoir and Conveyor Device.
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