詞語：subgrade
subgrade的解釋
subgrade['sʌbɡreid]n. 路基；地基vt. 修築路基
subgrade的意思
subgrade 路基;地基;鐵路路基;鐵道路基;subgrade fire 地下室火災;Compacted Subgrade 壓實路基;subgrade stability 路基穩定性;subgrade treatment 路基處理;
subgrade的參考例句
1.The mechanism of erosion at side slope and its manifestation in subgrade are described. 詳細闡述了路基邊坡遭受侵蝕破壞的機理及邊坡破壞的表現方式；
2.The modulus of base layer soil is related to upper vibrating compaction when filling the subgrade. 路基填築時，基底模量的大小對上層振動壓實具有較大影響。
3.The change of dry and wet states in low pavement subgrade affect the properties of roadbed about strength and deformation due to the soil matrixes suction on groundwater. 低路基中，地下水因土壤基質對水分的吸力作用，導致路基土乾濕狀態發生變化，進而影響路基的強度及變形特性。