relative level point

例句：

1. 1. The relative level pointis a critical factor in determining the optimaloperating conditions for the system.
   相对水平点是确定系统最优运行条件的关键因素。
2. 2. Theengineer used a relative level point to ensurethat the temperature was within acceptable limits.
   工程师使用相对水平点来确保温度在可接受的范围内。
3. 3. The relative level point wasused to measure the accuracy of the measurementdevice.
   相对水平点被用来测量测量设备的精度。