求翻译：此次毕业设计的主要内容是西部开发省际公路通道重庆绕城高速N6合同段道路工程、桥梁工程及其引道、引桥工程投标文件和施工组织设计。是什么意思？

The graduation project is the development of the west inter-provincial highways channel Chongqing beltway n6 contract section of road engineering, bridge engineering, and its approach roads, bridge approach works tender documents and construction design.

Graduated from the design of the main content development of the West is interstate highway around the city high-speed N Chongqing 6 contract section of the road, and bridge construction projects and their elevated roadways, road construction bid documents and construction organizations in the desig

This graduation project primary coverage is west develops interprovincial highway channel Chongqing to circle the city high speed N6 contract section road engineering, the bridge building and leaves, the approach span project bid document and the construction organization plan.

The graduation design of main content is a provincial highway in Western development channel around Chongqing City Express Road N6 contract engineering, bridge engineering and its approach, the approach of the project construction organization design and the tender documents.

graduated from the design of the development of the country's western region is provincial highway around the city Chongqing N 6 high-speed road contract bridge engineering, project and its elevated roadways, road construction bid documents and construction organizations in the design. ;