更多"The term '（）' is commonly used to n"的相关试题:
[单项选择]In diesel engineering practice, the term used to express the ignition quality of a particular fuel is（）
A. cetane number
B. octane number
C. ignition index number
D. volatility point
[单项选择]Strainers are commonly used in hydraulic systems to （）.
A. protect the pump from fine soluble contaminants
B. prevent solid particles from entering the pump
C. prevent solid particles from entering the filter
D. protect the directional control valves
[单项选择]A pyrometer is an instrument commonly used to measure（）
A. cylinder pressure
B. flame intensity
C. exhaust gas temperature
D. crankshaft axial alignment
[单项选择]（） are commonly used in mechanical-hydraulic governor（调速器） to sense engine speeds.
A. Bulbs
B. Bulks
C. Flyweights
D. Flywheels
[单项选择]Bourdon Tube is probably the most commonly used （） measuring instrument.
A. the absolute pressure
B. the gauge pressure
C. the vacuum pressure
D. the differential pressure
[单项选择]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
[单项选择]The term strake is used in reference to（）.
A. rudder mountings
B. anchor gear
C. hull plating
D. vessel framing
[单项选择]The term restricted visibility，when used in the Rules，refers to（）.
A. situations when you can see vessels on radar that you cannot see visually
B. visibility of less than half a mile
C. any condition where visibility is restricted
D. visibility where you cannot see shore
[单项选择]Pyrometers commonly found on diesel engine exhaust systems, consist of（）
A. pyrostats and a voltmeter
B. a gas-filled bellows, a tube and a pressure gauge
C. thermocouples and a voltmeter
D. ammeters and thermocouples
[单项选择]The device that most commonly utilizes the principle of electromagnetic induction is the（）.
A. diode
B. transformer
C. transistor
D. rheostat
[单项选择]Advection fog is most commonly caused by（）.
A. air being warmed above the dew point
B. saturation of cold air by rain
C. a rapid cooling of the air near the surface of the Earth at night
D. warm moist air being blown over a colder surface
[单项选择]Aqueous Film Forming Foam (AFFF), commonly known as ‘light water’, is especially suitable for fighting （）
A. oil fires in the engine room bilges
B. class B fires in paint lockers
C. any class D fire
D. all of the above
[单项选择]The term of Landfall means（）.
A. Land first sighted when vessel approaching from seaward
B. Land last sighted when vessel leaving from a port
C. In sight of one another when vessel underway
D. In sight of an island during a ship on her voyage
[单项选择]In describing engine operation, what does the term “cycle” mean?（）
A. The sequence of events that produce a power pulse
B. One rotation of the engine crankshaft
C. One stroke of a piston
D. All of the above
[单项选择]The term “moderate speed” was previously interpreted as meaning a speed which would enable a vessel （）within half the range of visibility.
A. stopping
B. being stopped
C. to stop
D. to be stopped
[单项选择]The term PINTLE AND GUDGEON are associated with the（）.
A. anchor windlass
B. jumbo boom
C. rudder
D. steering engine
[单项选择]The term medium speed diesel engine is currently taken to mean an engine with an operating rotational speed of （） rpm.
A. below 300
B. above 1200
C. between 300 to 1200
D. below 1200
[单项选择]THE TERM CNF SHOULD BE FOLLOWEDBY（）。
A. POINT OF ORIGIN
B. PORT OF EXPORTATION
C. PORT OF IMPORTATION
[单项选择]The angle of loll is a stability term which applies to a floating ship with（）.
A. off-center loading
B. stiff characteristics
C. excessive pitch or roll
D. negative initial stability
