A.threads are lubricated
B.nozzle is attached to the hose
C.female coupling has a gasket
D.hose is led out
您可能感興趣的試卷
你可能感興趣的試題
A.The supervisor in charge of the dock to which the barge is tied up
B.Part 38 of the Rules and Regulations for Tankers
C.The Certificate of Inspection of the barge
D.The local fire marshal
A.check valve installed in the line
B.shut off valve at a manifold near the pump
C.quick disconnect union within ten feet of the pump
D.regulator in the line set at 125 psi
A.Foam
B.Solid stream water nozzle
C.All-purpose nozzle
D.Carbon dioxide
A.over the top of the flames
B.off a bulkhead into the fire
C.in front of the fire
D.at the base of the fire
A.base of the flames，moving the horn from side to side，following the flames upward as they diminish
B.top of the flaming area，moving the horn from side to side，following the flames downward as they diminish
C.center of the flaming area，moving the horn vertically from top to bottom
D.bottom of the flaming area，moving the horn vertically to the top following the flames upward as they diminish
最新試題
Which fire extinguishing agent has the greatest capacity for absorbing heat?（）
Where should life jackets be stowed?（）.
Which item is NOT included in the fireman’s outfit on a cargo vessel?（）
Which extinguishing agent is effective in combating an isoprene fire?（）
When used to fight fire，carbon dioxide（）.
Which firefighting method is an example of an indirect attack on a fire?（）.
When using carbon dioxide to fight a fire on a bulkhead，the CO2 should be applied（）.
When should a fire be ventilated?（）
Which statement is FALSE concerning precautions during fueling operations?（）
Which fire detection system is actuated by sensing a heat rise in a compartment?（）