基础释义
例句
英英词典释义

福克斯词典 \ 英汉词典 \

roadbed是什么意思？

roadbed

英['rəʊdbed] 美['roʊdˌbed]

n. （铁路的）路基，（道路的）路床，（道路的）车行道，路面；

例句

Slags containing Mn is used as the roadbed backfill instead of natural clay. 利用含锰废渣代替天然粘土作为路基回填土.
The article analyses nature of lime, manganese iron, Aeolian soil, cement, and material requirement of roadbed. 论文分析了石灰、锰铁废渣、风积砂土、水泥的性质, 以及阐述了路面基层对材料的要求.

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英英词典释义

Noun
1. a bed supporting a road

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