surveying chain

例句：

1. 1.The surveying chain was used to measure the distance between two points on the map.
   测量链被用来测量地图上两点之间的距离。
2. 2.The surveying chain is essential for ensuring accuracy in mapping and surveying.
   测量链对于确保地图测绘和调查的准确性至关重要。
3. 3. The surveying chain was used to create a detailed map of the area.
   测量链被用来创建该地区的详细地图。