单选题Increasing the speed of a rotary pump above its rated speed will result in which of the following conditions to occur?（）ALoss of suctionBIncreased clearancesCDecreased clearanceDDecreased slippage
单选题
Increasing the speed of a rotary pump above its rated speed will result in which of the following conditions to occur?（）
A
Loss of suction
B
Increased clearances
C
Decreased clearance
D
Decreased slippage
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