systematic drift rate

例句：

1. 1. The study found that the systematic drift rate was higher in the urban areas than in the rural areas.
   研究发现，城市地区的系统性漂移率比农村地区高。
2. 2.The company's decision to increase its market share will have a significant impact on the systemic drift rate of the industry.
   公司决定增加市场份额将对该行业的系统性漂移率产生重大影响。
3. 3. The researcher proposed a method to measure the systemic drift rate of an economy.
   研究者提出了一种测量经济系统性漂移率的方法。