leveling index

例句：

1. 1. The leveling index of the economy is a key indicator of its stability.
   经济平准指数是衡量其稳定性的关键指标。
2. 2. The government has introduced a new leveling index to help businesses manage their debt levels more effectively.
   政府推出了一个新的平准指数，帮助企业更有效地管理债务水平。
3. 3. The leveling index is calculated based on the difference between the current price and the previous day's closing price.
   平准指数是根据当前价格与前一天收盘价的差值来计算的。