A、kinetic；pressure
B、kinetic；essential
C、pressure；kinetic
D、pressure；height
更多“While flowing through the volute in a centrifugal pump, part of the （） energy of the liquid is converted to （） energy.”相关的问题
A、increased horsepower B、reduced efficiency C、increased heat loss D、lower cylinder pressures
A、the piston cooling oil return pipes B、the main and crankpin bearings C、thrust and intermediate bearings D、stern tube and thrust bearings
A、start to load at maximum pressure B、start to load slowly C、increase the air flow into the tank D、use the overall method of loading only
A、A.start to load at maximum pressure B、B.start to load slowly C、C.increase the air flow into the tank D、D.use the overall method of loading only
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