It is possible to mount a double suction centrifugal pump impeller with the vanes facing in the wrong directionThis would cause the pump （）.<br>A:head capacity to improve<br>B:discharge to be reversed<br>C:efficiency to decrease<br>D:slippage to decrease

It is possible to mount a double suction centrifugal pump impeller with the vanes facing in the wrong directionThis would cause the pump （）.
A:head capacity to improve
B:discharge to be reversed
C:efficiency to decrease
D:slippage to decrease

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10244552】个 (题库试题定时更新)