rate of energy consumption per unit of labor

例句：

1. 1. The rate of inflation is increasing.
   通货膨胀率正在上升。
2. 2. The company's profit marginis 20%.
   公司的利润率是20%。
3. 3. The rate of change is 0.5.
   变化率是0.5。
4. 4. Theprice per unit has increased by 10%.
   每单位的价格已经上涨了10%。
5. 5. The rate of growth is slowingdown.
   增长速度正在放缓。
6. 6. The rate of interest is5%.
   利率是5%。
7. 7. The rate ofreturn is 10%.
   回报率是10%。
8. 8. The rate of change is 0.25.
   变化率是0.25。
9. 9. The rate of increase is 2%.
   增长速率是2%。
10. 10. The rate ofdecrease is -10%.
    减少速率是-10%。