A.aimed at the source of the flames
B.fogged above the equipment
C.shot off a flat surface onto the flames
D.used to shield against electrical shock
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A.is not an effective agent on Class B fires
B.does little or no cooling
C.dissipates quickly
D.is rapidly absorbed by the liquid
A.all vessels，regardless of size and commercial application
B.any barge or ship constructed or operated in such a manner that no oil in any form can be carried aboard
C.an oil tanker of 150 gross tons and above，or other ship of 400 gross tons and above
D.an oil tanker of 400 gross tons and above，or other ships of 150 gross tons and above
A.increase the trim
B.increase ship stability
C.cause a serious list
D.decrease the heeling moment
A.Fire team
B.Rescue team
C.Emergency team
D.Control team
最新試題
Where foam extinguishing systems are provided on a ship，each machinery flat in the protected space must have a(n)（）.
Which space(s) on your cargo vessel must have a fire detection system?（）
Which extinguishing agent is the best for use on electrical fires?（）
Which action is routinely performed at the annual servicing and inspection of a dry-chemical cartridge-operated portable fire extinguisher?（）
When towing astern what equipment should be stowed ready for use near the towline?（）
Where would you find the FCC authorization for transmitting on your ship’s EPIRB?（）
Which fire extinguishing agent has the greatest capacity for absorbing heat?（）
Which extinguishing agent is best for use on a magnesium fire?（）
When possible，what should be the FIRST step in combating a fire on deck resulting from a cargo overflow or a leaking cargo line?（）
When possible，what is the FIRST step in fighting an engine fuel-pump fire which results from a broken fuel line?（）