rate equation

例句：

1. 1. Thecompany's profitability is closely relatedto the rate of its sales growth.
   该公司的盈利能力与其销售增长率密切相关。
2. 2. The rate equationfor this process is quite complex.
   这个过程中的速率方程相当复杂。
3. 3. The rateequation was used to estimatethe time required for the reactionto reach equilibrium.
   使用速率方程估算了反应达到平衡所需的时间。