更多"[单选题]Reciprocating pumps are suitab"的相关试题:
[单选题]In general,reciprocating pumps arefor delivering small quantities at high pressure.
A.able
B.enabled
C.suitable
D.capable
[单选题]Displacement pumps are those the volume of the pump chamber is alternately increased to draw the liquid in from the suction pipe.
A.that
B.where
C.when
D.which
[单选题]Centrifugal pumps can be designed with a number of impellers to attain a high final delivery pressure.
A.in parallel
B.in series
C.in bank
D.in line
[单选题] Centrifugal pumps have what advantage（s）over reciprocating pumps ________．
A.They are less expensive
B.They are smaller for equivalent pumping ability
C.They pump more cargo in less time
D.All of the above
[单选题]Of the following pumps, ___works by means of changing the chamber volume.
A.centrifugal pump
B.ejector pump
C.reciprocating pump
D.axial-flow pump
[单选题] Galvanizing would be suitable for protecting wire rope
Which is used for ______．
A.cargo runners
B.stays
C.topping lifts
D.All of the above
[单选题]Bridge control is ideally suitable to controllable pitch
A.generator
B.engine
C.propeller
D.motor
[单选题] ______________should start the fire pumps in machinery spaces and see that full pressure is put on fire mains.
A. Bridge personnel
B. Deck hands
C. The OOW
D. Engine room personnel
[单选题] What type of oil is most suitable for reducing the effect of heavy seas?
A. Crude oil
B. Fuel oil
C. Vegetable oil
D. Lubricating oil
[单选题] _______ is not suitable for bagged cargo.
A. The hydraulic crab
B. The rope sling
C. The canvas sling
D. The cargo tray
[单选题] Nylon line is NOT suitable for ______．
A.towing
B.lashings
C.stoppers
D.mooring lines
