base course
短语词组
- base recovery course 返航航向
- semi -rigid base-course 半刚性基层
- industrial waste base course 工业废渣基层
- placing base course 安置基础课程;配售基础课程;配售的基础课程
- stabilzed soil base course 稳定土基层
- base course type coefficient 基层系数
- base course mixture 基层混合料
- highway pavement base course 公路路面基层 返回 base course