output index

例句：

1. 1. The output index of the company has been steadily increasing in recent years.
   该公司的输出指数近年来一直在稳步上升。
2. 2. The output index is an important indicator of a country's economic health.
   输出指数是衡量一个国家经济健康状况的重要指标。
3. 3. The output index for this product has been declining due to competition from other products.
   由于与其他产品的竞争中，该产品的输出指数正在下降。