单项选择题
A passenger vessel is required to have a supervised patrol when（）.
A.there are passengers berthed on board
B.navigating in excess of eight hours
C.the vessel has substantial wood in its construction
D.there is no automatic fire-detection system installed
点击查看答案&解析
相关考题
-
单项选择题
A marine chemist issues gas free certificates and is certified by the（）.
A.Mine Safety Appliance Association
B.American Chemical Society
C.Marine Chemists Association
D.National Fire Protection Association -
单项选择题
A large oil fire on the deck of a ship can be fought most effectively with（）.
A.dry chemical
B.foam
C.high-velocity fog
D.Water (cartridge-operated) -
单项选择题
A GROUP OF CREW MEMBERS TRAINED FOR FIGHTING FLOODING IN THE VESSEL are known as（）.
A.Fire party
B.Deck cadets
C.Research team
D.Damage control team
