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【单选题】

On what type of pump would you find an impeller?()

A、Centrifugal

B、Gear

C、Piston

D、Vane

更多“On what type of pump would you find an impeller?()”相关的问题
第2题

A、screw pump  B、centrifugal pump  C、eductor  D、gear pump  

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第3题

A、screw pump  B、centrifugal pump  C、eductor  D、gear pump  

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第4题

A、There are several types of hatch covers on board ship.  B、There are several types of hatches on board ship.  C、There is one type of hatches on board ship.  D、There is one type of hatch covers on board ship.  

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第5题

A、Absorb erosion of high velocity discharge stream  B、Seal pump shaft against entry of air  C、Isolate the outlet side from the inlet side  D、Dampen the turbulent discharge flow  

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第6题

A、Regulation of discharge pressure from cargo pumps  B、Maintaining constant velocity in cargo lines  C、Regulation of suction head on cargo pumps  D、To maintain a tank or void at atmospheric pressure  

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第7题

A、negative displacement type  B、turbine type  C、positive displacement type  D、mixed-flow type  

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第8题

A、centrifugal pump is cheaper than reciprocating pump  B、the size of centrifugal pump with same capacity is smaller than that of reciprocating pump  C、centrifugal pump makes maintenance easier than reciprocating pump does  D、all of the above  

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第9题

A、lobe type  B、screw type  C、axial piston type  D、volute type  

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