sensitivity factor of notch

例句：

1. 1.The engineer used a laser to measure the accuracy of the notch on the machine.
   工程师使用激光测量机器刻度上的精度。
2. 2.The new model has a sensitivity factor that is three times higher than its predecessor.
   新款模型的灵敏度因子是其前代产品的三倍。
3. 3.The manufacturer claims that their product has a sensitivity factor that can detect even the smallest changes in temperature.
   制造商声称他们的产品具有灵敏度因子，可以检测到温度的微小变化。