sectional observation

例句：

1. 1. The sectional viewof the building shows its unique design.
   这座建筑的剖面图展示了其独特的设计。
2. 2.The team decided to split their resources evenly among the three regions.
   团队决定将资源平均分配给这三个地区。
3. 3. The sectionalgrowth rate is a measure of how mucheach part of the population is growing comparedto the overall population.
   分段增长率是衡量人口中每个部分相对于总人口增长了多少的一个指标。