Maximum Displacement per Second
What do you think the conical object towering in front of you represents?
Actually, it symbolizes the maximum drainage capacity of two pumping stations, which can drain up to 80 tons per second.
The northern and southern pumping stations each pumping station has four pumps, and each pump can drain 40 tons per second.
Together, the northern and southern pumping stations can drain a total of 80 tons per second.