半填半挖式路基 part out-part fill subgrade

半挖半填斜坡 cut and fill slope

半填半挖的梯田 cut-and-fill terrace

半填半挖式斜坡 cut and fill slope

挖掘半径 digging radius ; radius of cut

最大挖掘半径 [机] Maximum Digging Radius ; Max. Digging Radius

半幅开挖施工 half excavating construction

最大挖掘半径时的高度 [机] height at maximum digging radius