A.A fire
B.B fire
C.C fire
D.D fire
您可能感興趣的試卷
你可能感興趣的試題
A.Open the intake valve to an adjacent tank
B.Set out drip pans and sawdust and begin to mop up the spill
C.Signal the shore control point to shutdown
D.Close the valve on the tank vent line
A.Class "A" and class "B"
B.Class "B" and class "C"
C.Class "A" and class " C"
D.Class "C", class "D", and class "E"
A.unbalanced rudders
B.balanced rudders
C.contraguide rudders
D.straight rudders
A.abandon ship
B.dismissal from fire and emergency stations
C.fire and emergency
D.man overboard
A.flame safety lamp
B.combustible gas indicator
C.gasometer
D.oxygen indicator
最新試題
Flame failure in an automatically fired auxiliary boiler can from a/an （）
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（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The cetane rating of diesel fuel is an indication of the （）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
The condensers located in various stages of a flash evaporator are cooled by（）
Which of the following items don’t belong to dock repair works?（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.