本文将桁架结构选型优化的过程分成方案生成、方案评价和方案决策三个典型阶段。
The design process of truss structural form selection includes three main stages, which are scheme generation, scheme evaluation and scheme decision-making.
本论文通过对BOT项目进行风险的识别、分析与评价，构建了一个基于各参与方风险和阶段性风险决策的BOT项目风险评价体系。
This thesis analyzes and estimates the risk of BOT project and then sets up an assessment system for risk of BOT project on the basis of all the participants' risk and phased risk decisions.
结构选型的设计过程包括方案生成、方案评价和方案决策三个设计阶段。
The design process of structural form selection includes three main stages, which are scheme generation, scheme evaluation and scheme decision-making.
综合评价体系从整个社会经济层面来评价项目，给决策者在项目取舍和方案比选阶段提供更为明确的指导。
It evaluates projects from the entire socioeconomic level, to give decision-makers more than clear guidance when. selecting project or scheme.
设计最初阶段的目标形成、问题理解、方案构想、评价和决策等，统称概念设计，是整个设计过程中最为重要的一个阶段，目前还缺乏有效的辅助工具的支持。
Conceptual design is the early phase of a design process where most important problems are processed and decisions made. Currently it is poorly understood and has little technical support.
设计最初阶段的目标形成、问题理解、方案构想、评价和决策等，统称概念设计，是整个设计过程中最为重要的一个阶段，目前还缺乏有效的辅助工具的支持。
Conceptual design is the early phase of a design process where most important problems are processed and decisions made. Currently it is poorly understood and has little technical support.
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