单词	direct alloying
释义	direct alloying 直接合金化
随便看	subgrade in expansive soil region subgrade in karst zone subgrade in land slide region subgrade in loess region subgrade in morass region subgrade in permafrost region Subgrade in permafrost soil zone subgrade in reservoir subgrade in river environment subgrade in rock deposit zone Subgrade in rock fall district sub-grade in saline soil region Subgrade in salty soil region Subgrade in salty soil zone subgrade in scree zone subgrade in slide Subgrade in snow damage zone subgrade in snow disaster zone subgrade in snow slide region sub-grade in soft clay region subgrade in soft soil region subgrade in soft soil zone subgrade in swampland subgrade in swamp region subgrade in swelling soil zone