工程造价控制是个动态过程，勘察设计阶段是控制工程造价重要而有效的环节。
The control of engineering cost is a dynamic process. The exploration and design stages are an important and efficient link to control engineering cost.
本文在对高等级公路勘察设计阶段应注意的高等级公路建设对环境影响评价进行分析的同时提出了解决措施。
This paper analyses the evaluation of the environment affection by the construction on the phase of highway reconnaissance and design, at the same time, points out the solution.
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