The article touches upon the unconfirmed fluid movement in the prism-shaped receiving basin of a multi-unit pumping station. which is fed from a large-volume basin through a fluid pressure overflow pipe. During the joint operation of the units. a constant fluid level is established in the receiving basin when the total output driven by the pumps equals the output of the overflow pipe. https://www.chiggate.com/3m-speedglas-9002nc-welding-helmet-fashion/