productivity tool开发工具productivityn.生产率；生产力productivity of capital goods资本财的生产力productivity promotion center生产力促进中心productivity of transpiration蒸腾生产率Productivity of Public Capital公共资本生产率Productivity peaked in January一月份生产率达到最高点。productivity of plant community物种多样性productivity investment project产能建设productivity labor hours method生产工时法productivity quantitative scale生产力数量规模productivity of academic papers论文产出力