更多"The term （） refers to one complete "的相关试题:
[单项选择]Start the turning gear, and with some one hand-operating the cylinder lubricators at regular intervals, and with the indicator cocks （）, and with the control gear in the （）position, give the engine at least one complete turn.
A. open；“stop”
B. closed；“stop”
C. open；“start”
D. closed；“start”
[单项选择]Which term refers to a transverse curvature of the deck（）.
A. Deadrise
B. Camber
C. Freeboard
D. Flare
[单项选择]In sewage treatment, the term maceration refers to the process of （）
A. breaking up solid matter into fine particles
B. precipitating non-decomposed waste in a collection tank
C. chemically adjusting the sewage ph to 7-0
D. eliminating bacterium coli from the sewage
[单项选择]The term PROLONGED BLAST refers to（）.
A. a blast of from five to seven seconds' duration
B. a blast of from five to six seconds' duration
C. a blast of from four to six seconds' duration
D. a blast of from six to seven seconds' duration
[单项选择]The term lee side refers to the（）.
A. side of the vessel exposed to the wind
B. Side of the vessel sheltered from the wind
C. Port side
D. Starboard side
[单项选择]The term flood current refers to that time when the water（）.
A. is flowing towards the land
B. is moving towards the ocean
C. level is not changing
D. level is rising because of heavy rains
[单项选择]The term LEE SHORE refers to the（）.
A. shore on the lee side of the vessel
B. shore that is in the lee
C. western shore of the Lesser Antilles
D. shore in a harbor of refuge
[单项选择]The term BOLLARD PULL refers to a towing vessel’s（）.
A. propulsion horsepower available
B. pulling ability at cruise power
C. towing winch capability
D. pulling ability under static conditions
[单项选择]When using the term limber system one is referring to a（）.
A. Cleaning system
B. Drainage system
C. Strengthening system
D. Weight reduction system
[单项选择]A centrifugal pump vibrates excessively during operationUpon disassembling the pump it is found that the impeller is out of balanceWithout an available spare, you should （）.
A. drill holes through the heavy side of the impeller until it balances
B. weld counterweights to the light side of the impeller
C. remove metal from the heavy side by machining in a lathe
D. acid wash and serape the heavy side until it balances
[单项选择]An overcorrecting and unstable engine governor operation is known as（）.
A. droop
B. dead banding
C. dash potting
D. hunting
[单项选择]Which conditions will normally cause a SART to operate in the active mode?（）
A. It will respond only to interrogation by 9-Ghz radar signals
B. A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters high
C. A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical miles
D. All of the above
[单项选择]A portable foam fire extinguisher is placed in operation by（）
A. turning it upside down
B. pressing the foam lever
C. squeezing the grip handle
D. opening the hose valve
[单项选择]The crankcase cover should never be allowed to open for investigation when （）
A. the engine stops
B. the engine is running
C. you repair the engine
D. overhauling the engine
[单项选择]Which of the terms listed below represents the operational speed at which excessive engine vibration is created?（）
A. Non-harmonic speed
B. Critical speed
C. Maximum speed
D. Design maximum speed
[单项选择]When ship navigating in rough sea, the correct operation is （）
A. navigating with a low diesel engine speed
B. navigating with a stable diesel engine speed
C. increasing the efficiency of propeller
D. increasing fuel injection
[单项选择]The plunger in the fuel injector pump, usually operated by a （）, is driven up and down when working.
A. crankshaft
B. camshaft
C. piston rod
D. rack and pinion
[单项选择]An orange and white buoy marking an area where operating restrictions are in effect will be marked with which symbol? （）
A. Open-faced diamond
B. Diamond with a cross
C. Circle
D. Rectangle
