The simplest method to use for determining if a centrifugal pump is operating as designed, is to ().

A . closely observe the pump discharge temperature B . close off the discharge valve, and watch for a rise in pressure C . momentarily close off the suction valve, and watch for a rise in pressure D . use a clamp on ammeter and compare the readings to past record

时间:2022-09-23 07:47:36 所属题库:船舶辅助机械题库

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