plane table

• 一种安装在三脚架上的绘图板，用于测绘和地形测量，可直接在纸上进行实地测量和绘制地图。

A drawing board mounted on a tripod used in surveying and cartography for plotting maps and taking field measurements directly onto paper.

1. Surveying instrumentC1formal

   A portable drawing board mounted on a tripod, used in surveying to plot maps and field data directly in the field.

   平板仪

   • The surveyor used a plane table to map the terrain accurately.
   • Plane table surveying is a traditional method for creating topographic maps.
   • He set up the plane table on the hill to record the landscape.