tap graticule

例句：

1. 1.The engineer used a tap graticule to measure the distance between the two buildings.
   工程师使用测距仪测量了两座建筑之间的距离。
2. 2.The map was accurate, thanks to the tap graticule on the compass.
   地图很准确，多亏了指南针上的测距仪。
3. 3. The surveyor used a tap graticule to plot the route for the construction project.
   测量员使用测距仪为建设项目规划了路线。