A multiple fluid flow controller valve device having radially disposed a number of valves and a central rotary shaft with cam surfaces functioning as the valve controller to open and close the valves in the desired sequence. The first connection module includes eight first interfaces configured for connecting to a plurality of respective adaptors of a network server. The barrier can include a sealant and an enlarger. Folding can be longitudinal before lapped, superjacent opposing folding. A maximum distance between the segment and the exterior surface of the top portion is no greater than 0. A basic polymer having a secondary or tertiary amine structure on a side chain serves as components and.