specific productive index

例句：

1. 1. The company's new product line has significantly improved its specific productivity index.
   该公司的新产品线显著提高了其特定生产力指数。
2. 2. The research team found that the specific productivity index had a direct correlation with employee satisfaction.
   研究团队发现，特定生产力指数与员工满意度有直接关联。
3. 3.To measure the effectiveness of their training program, they used a specific productivity index to track progress.
   为了衡量他们的培训项目的有效性，他们使用了一个特定的生产力指数来跟踪进展。