base-weighted Laspeyres index

例句：

1. 1. The base-weighted Laspeyres index is a measure of the relative strength of different industries in a country.
   基权重拉氏指数是一个衡量一个国家不同行业相对强弱的指标。
2. 2. The base-weighted Laspeyres index has been used to analyze the economic growth of different regions in the country.
   基权重拉氏指数被用来分析该国不同地区经济增长的情况。
3. 3. The base-weighted Laspeyres index is an important tool for policymakers to understand the overalleconomic health of the country.
   基权重拉氏指数是政策制定者了解国家整体经济健康状况的重要工具。