The most common type of AC service generator found aboard ship is the stationary （）.
A . electromagnetic field, revolving armature type
B . electromagnetic field, oscillatory armature type
C . armature, oscillatory electromagnet field type
D . armature, rotating electromagnetic field type
相似题目
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The type of gauge most commonly used to measure pressure is the （）.
A . bimetallic type
B . diaphragm type
C . bourdon tube type
D . resistance-temperature type
-
The most common forms of main drive used on deck auxiliaries are （）.
A . steam plants, electric motors and compressed air
B . diesel engine, hydraulic machinery and compressed air
C . steam plants, electric motors and hydraulic machinery
D . diesel engines, steam plants and hydraulic machinery
-
The most common contaminate of governor hydraulic fluid is （）.
A . moisture
B . dirt
C . acid
D . air
-
Hydraulic pumps most commonly used in steering systems are of the （）.
A . lobe type
B . screw type
C . axial piston type
D . volute type
-
The most common type of containment device for spilled oil on the water is the use of （）.
A . straw
B . booms
C . skimmers
D . chemical dispersant
-
The most common method of securing a line to a cleat is a（）.
A . half hitch，then round turns
B . round turn，then figure eights
C . figure eight，then round turns
D . figure eight，then half hitche
-
What type of electric motor is most commonly used on board ship?（）
A . non-synchronous electric motor
B . synchronous electric motor
C . fully enclosed electric motor
D . watertight electric motor
-
Which is the most serious type of fracture?（）
A . Compound
B . Greenstick
C . Closed
D . Crack
-
Which of the devices listed is common to all types of pumps?（）
A . A power end and fluid end
B . A propeller and educator
C . A volute and impeller
D . A turbine and pisto
-
The most common types of non-store retailers are____________________.
-
The most commonly used types of evidence are: ( )
-
The earliest discovery of human beings and the most common chromosomal disease in clinic, is the following:
-
The most common linking words or expressions of cause & effect include:
-
The most common type of property is an original story.
-
The most common deductive reasoning takes the form of syllogism.
-
The most common types of schedules are Gantt charts, milestone charts, line of balance, and:
A.Networks.
B.Time phased events.
C.Calendar integrated activities.
D.A and C only.
E.B and C only.
-
What is the most common form. of traveling abroad？
A．By air.
B．By car.
C．By sea.
-
The most common definition of project success is:
A.Within time
B.Within time and cost
C.Within time, cost and technical performance requirements
D.Within time, cost, performance and accepted by the customer/user
E.None of the above
-
The most common type of undernutrition in industrialized nations, such as the United States, is
A．anorexia
B．protein deficiency
C．obesity
D．iron deficiency
-
Radio is one of __________ means of sending news and information. A．the most common B. the commonest C. more common D. common
-
Which of the following is NOT mentioned as one of the most common reasons for injuries？
A. Skating with wrist and elbow wounds.
B. Losing one's balance due to road debris.
C. Being unable to stop due to high speed.
D. Falling down when doing a trick.
-
Can you name some of the most commonly used packing materials?
-
We can infer from the passage that the third most common blood type of Europeans and people of European origin is _____（）
A．A
B．B
C．AB
D．O
-
Drinking and driving is one of the most common ________ of traffic accidents.
A．causes
B．courses
C．course
D． cause
