audiometric curve

例句：

1. 1. The audiometric curve is used to measure the hearing ability of individuals.
   听力测试曲线用于测量个体的听力能力。
2. 2.The audiometric curve shows that the hearing loss is gradually increasing with age.
   听力测试曲线显示，随着年龄的增长，听力损失逐渐增加。
3. 3.The audiometric curve was used to determine the optimal frequency for testing.
   听力测试曲线被用来确定最佳的测试频率。