low-water rating curve

例句：

1. 1. The engineer used the low-water rating curve to estimate the maximum capacityof the reservoir.
   工程师使用低水位评级曲线来估计水库的最大容量。
2. 2. The low-water rating curve is crucial for flood controlplanning.
   低水位评级曲线对于洪水控制规划至关重要。
3. 3. The low-water rating curve helpsus determine the safe level of water intake.
   低水位评级曲线帮助我们确定安全的水摄入量水平。