subgrade

英 ['sʌbgreɪd] 美 ['sʌbˌgreɪd]

• n. 路基

例句

用作名词 (n.)

1. Field Test Methods of Subgrade and Pavement for Hi.
   公路路基路面现场测试规程。
2. Rockmass corrosion is the base deformation and failure of the subgrade slope.
   岩体腐蚀是路基边坡变形破坏的前提与基础。

词汇搭配

• coefficient of subgrade reaction 地基系数,地基反力系...
• elastic subgrade reaction 弹性基床反力...