麻烦好心人帮我翻段英语,The first tank in the linear system is a settlem

麻烦好心人帮我翻段英语,
The first tank in the linear system is a settlement and mixing tank.While usage of
rainwater is the system’s first priority,a groundwater supply is provided to supplement low water levels.The groundwater is pumped from below the building’s
foundation.A three-way solenoid valve and float switches in the third tank monitor and maintain the water level in the first tank.请勿机译,