reciprocity technique

例句：

1. 1. This is a technique used in agriculture to increase crop yields.
   这是一种用于农业以提高作物产量的技术。
2. 2. The researcher developed a new reciprocity technique for analyzing complex data sets.
   这位研究员开发了一种新的互惠技术，用于分析复杂的数据集。
3. 3.The team implemented this reciprocity technique to improve their efficiency.
   该团队实施了这种互惠技术来提高他们的效率。