在开挖公路路堑的爆破工程中，必须确保路堑边坡的稳定与平整。
In the blasting engineering of highway excavation, the slope stability and flat-ness must be sure.
挖掘机械和操作人员可能伤及在开挖区域内的、临近车辆的工人或破坏资产。
The Excavating Machine and Operator have potential to harm workers in excavation, nearby vehicle traffic, or assets.
挖掘机械和操作人员可能伤及在开挖区域内的、临近车辆的工人或破坏资产。
Nearby structures can interfere with operation of the excavator or the excavation can undermine adjacent structures and associated foundations.
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