求翻译：然后，采用软件工程的思想和原理，进行了系统的需求分析，论述了该系统的设计思路，步骤和方法，最后对该系统的具体实现做了比较详细的说明，通过对系统性能的测试和分析，得出了较充分的结论。是什么意思？

Then, using the ideas and principles of software engineering, a systematic needs analysis, discusses the system design ideas, procedures and methods, and finally the concrete realization of the system to do a more detailed description of system performance through testing and analysis resulted in a

正在翻译，请等待...

正在翻译，请等待...

And then, using the ideas and principles of software engineering, made a systematic needs analysis, discusses the system's design ideas, procedures and methods, and end on the concrete implementation of the system became more detailed instructions about system performance testing and analysis, suffi

Then, using the ideas and principles of software engineering, a systematic needs analysis, discusses the system design ideas, procedures and methods, and finally the concrete realization of the system to do a more detailed description of system performance through testing and analysis resulted in a