The expressway design is formed by the main road-bridge design and traffic engineering and road facilities as a multi-system construction. The latter would give a great influence to the former.
高速公路设计是由路桥主体工程设计和交通工程机电土建设施设计组成的复杂系统工程，后者对前者有相当大的影响。
The expressway design is formed by the main road-bridge design and traffic engineering and road facilities as a multi-system construction. The latter would give a great influence to the former.
高速公路设计是由路桥主体工程设计和交通工程机电土建设施设计组成的复杂系统工程，后者对前者有相当大的影响。
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