productivity function

• 产率函数

productivity function的用法和样例：

例句

1. The result shows that the best decision mle depends on the distribution of readers' arrival and the relationship between the best renewing time and hazard function is deduced.
   结果发现最优规则有赖于读者到达的分布，导出了最优续借时刻由风险率函数决定的关系。