straight pole boundary

例句：

1. 1.The straight pole boundary is a critical factor in determining the location of the building.
   直线杆边界是确定建筑物位置的关键因素。
2. 2.The straight pole boundary was set to prevent any illegal activities from occurring within the area.
   直线杆边界被设定为防止任何非法活动在该区域内发生。
3. 3. The construction crew carefully measured and marked the straight pole boundary before starting work.
   施工队在开始工作前，仔细测量并标记了直线杆边界。