trunk highway meaning in English

干线公路

The planning method of region trunk highway
地区国省干线公路布局规划方法研究
Mark rules of highway route name and number of national trunk highway
公路路线标识规则国道名称和编号
Investigation and analysis of trunk highway disaster characters of chongqing
重庆市国省干线公路灾害调查与特征分析
Fuzzy synthesize rating study on the resistant ability against diasters of chongiqng trunk highway
重庆市国省干线公路抗灾能力模糊综合评价研究
A study on the flood damage treatment technique at chongqing shandong section of national trunk highway no
国道319重庆山洞段公路水毁处治技术研究

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