| 摘要 |
<p>A pumping system and method according to which a plurality of housings (12) are connected together, with each having an inlet (20) and an outlet (22) for respectively receiving and discharging liquid to be pumped. A single shaft (36) is driven by a motor and extends through all of the housings, and a plurality of rotors (40) are respectively disposed in the housing and are connected to the shaft for rotation.</p> |
