Centrifugal Pump Market Size, Share & COVID-19 Impact Analysis, By Flow (Axial Flow, Radial Flow, Mixed Flow), By Stage (Single-Stage, Multi-Stage), By End-user (Residential, Commercial, Agricultural, Industrial {Water & Wastewater, Oil & Gas, Power Generation, Mining, Chemical, Food & Beverage, and Others}), and Regional Forecast, 2021-2028.