normal map

例句：

1. 1. The normal map of the area shows the distribution of the population.
   该地区的正常地图显示了人口分布情况。
2. 2. The normal map was used to determine the optimal route for the expedition.
   正常地图被用来确定探险的最佳路线。
3. 3. The normal map is essential for planning the construction of the new bridge.
   正常地图对于规划新桥的建设至关重要。