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【单选题】

A vane pump belongs to （） according to its working principle.

A、reciprocating pump

B、positive displacement pump

C、centrifugal pump

D、centripetal pump

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更多“A vane pump belongs to （） according to its working principle.”相关的问题
第1题
[单选题] The gear, screw, and vane pumps are all classified as （）.

A、variable stroke pumps  B、multistage pumps  C、positive displacement pumps  D、triple-ported pumps  

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第2题
[单选题] The most suitable pump for oily water separator feed duties is （）.

A、a reciprocating pump  B、a vane pump  C、a centrifugal pump  D、a triple screw pump  

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第3题
[单选题] In general, （） is suitable for delivering small quantities at high pressure.

A、reciprocating pump  B、gear pump  C、centrifugal pump  D、vane pump  

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第4题
[单选题] In general, （） is suitable for delivering small quantifies at high pressure.

A、reciprocating pump  B、gear pump  C、centrifugal pump  D、vane pump  

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第5题
[单选题] Which of the following pumps will most affect oily water separator performance and give the worst result?（）

A、reciprocating pump  B、vane pump  C、screw pump  D、centrifugal pump  

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第6题
[] Which of the following pumps is most suitable for an oily water separator?（）

A、A.reciprocating pump  B、B.vane pump  C、C.mono pump  D、D.axial-flow pump  

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第7题
[单选题] Which of the following pumps belongs to centrifugal pump?（）

A、Reciprocating pump  B、Screw pump  C、Diffuser pump  D、Water-ring pump  

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第8题
[] Which of the following pumps are self-priming, and can deal with liquid from a level below the pump: （） (1)reciprocating (2)vane (3)gear Which of the following pumps are self-priming, and can deal with liquid from a level below the pump: （） (1)reciprocating (2)vane (3)gear

A、A.（1）only  B、B.（1）and（2）  C、C.（2）and（3）  D、D.（1），（2）and（3）  

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第9题
[单选题] As for a hydraulic vane pump, which of the following is in contact with the vanes during working: （） (1)the rotor (2)the pump shaft (3)the external surface of the housing

A、(1) only  B、(2) only  C、(1) and (2)  D、(1),(2)and(3)  

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