technical chart造句

in these parts the follows are introduced : the developing aim of the system, function and demand, the technology principle, technical chart, key technology and innovation etc . in the program design part, the development of flow chart, the design tool and method are given
第三、四章是本文的重点，主要介绍机动车驾驶员道路考试系统的开发目标、功能需求，讨论采用的技术原理、设计工艺图表、关键技术及创造点。程序设计部分给出了开发流程图，讨论了系统设计工具和开发方法，并介绍了系统的各功能模块。
It's difficult to find technical chart in a sentence. 用technical chart造句挺难的