第三章阐述了工程概预算软件的设计思路，基本结构，开发环境以及涉及到的一些关键技术；

The second chapter discusses the basic theories of the database which used to develop information system;

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从软件工程的角度对建筑工程概预算的全过程进行了工程化分析与设计。

An analysis and design of the whole procedure of construction engineering estimate is made by using software engineering method.

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从软件工程的角度对建筑工程概预算的全过程进行了工程化分析与设计。

An analysis and design of the whole procedure of construction engineering estimate is made by using software engineering method.

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