A.carried by hand to a fire
B.carried or rolled to a fire
C.recharged in the field
D.used on class "B" fires
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A.boarding and operating procedure
B.maintenance schedules
C.navigational systems
D.fuel consumption rates
A.boarding and operating procedures
B.maintenance schedule
C.navigational systems
D.fuel consumption rates
A.laying a pipeline
B.dredging
C.mineclearing
D.not under command
A.location
B.height of light above water
C.luminous range
D.light characteristics
A.fuel
B.electricity
C.oxygen
D.heat
最新試題
An advantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it（）.
An indirect radar echo is caused by a reflection of the main lobe of the radar beam off the observer’s vessel. Which of the following is NOT a characteristic of indirect echoes? （）
An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show? （）
An entry of water，gas，oil，or other formation fluid into the wellbore is called a（）.
An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.
An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter “E” (Echo) to signify that “（）”.
All towing vessels of 26 feet or longer while navigating are required to carry which item? （）
An “on-load” release system on a survival craft means the cable can be released（）.
An inflatable liferaft is floating in its container，attached to the ship by its painter，as the ship is sinking rapidly. Which action should be taken with respect to the liferaft container? （）
An example of a grade B product is（）.