maximum demand indicator

例句：

1. 1.The company's sales have been increasing steadily since the introduction of this new product.
   自从推出这款新产品以来，公司的销售额一直在稳步增长。
2. 2. This indicator is used to measure the effectiveness of the government's economic policies.
   这个指标被用来测量政府经济政策的有效性。
3. 3. The demand for energy has reached its maximum level in recent years, indicating that there may be a need for further investment in renewable energy sources.
   近年来能源需求的峰值表明，可能需要进一步投资于可再生能源源。