working slope angle

例句：

1. 1.The engineer calculated the working slope angle of the slope to ensure stability.
   工程师计算了斜坡的工作坡角度，以确保稳定性。
2. 2. The construction crew carefully measured the working slope angle to avoid any potential hazards.
   施工队伍仔细测量了工作坡角度，以避免任何潜在的危险。
3. 3.The new design incorporates a more efficient working slope angle for better drainage.
   新设计采用了更高效的工作坡角度，以更好地排水。