“administrative grade for rural highway”的概念、定义、翻译、参考文献-科学参考

单词	administrative grade for rural highway
释义	administrative grade for rural highway Encyclopedia 工学道路工程释 administrative grade for rural highway公路行政等级按照国家的行政系统、服务范围、在整个公路网中所处的地位及其在政治、经济上所起的作用对公路进行的分类。
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