A.lighter than air
B.heavier than air
C.odorless
D.nontoxic
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A.Fixed CO2,semi-portable CO2, then hand portable CO2
B.Semi-portable CO2, fixedCO2, then hand portable CO2
C.Hand portable, semi-portable CO2, then as a last resort the fixed CO2 system
D.Hand portable, fixed CO2, then as a last resort the semi-portable CO2
A.spilling
B.leaking
C.dumping
D.All of the above
A.remove combustibiles from direct exposure
B.cool the bulkhead around the fire
C.close all openings to the area
D.shut off electrical power
A.is properly vented
B.contains no explosive fumes
C.has no oil in the bilges
D.all of the above
A.an electrical switchboard
B.the pressure tanks
C.the fuel oil tanks
D.the oily rag bin
最新試題
The main purpose of port State control is not to（）
The condensers located in various stages of a flash evaporator are cooled by（）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
To proceed to the assistance of a ship in distress is（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
Which of the following items don’t belong to dock repair works?（）