单项选择题
A.constructive total loss B.salvage loss C.actual loss D.preferred loss
A report of casualty to a mobile offshore drilling unit...
单项选择题A report of casualty to a mobile offshore drilling unit must include（）.
A.the estimated cost of damage to the unit B.an evaluation of who was at fault C.the amount of ballast on board D.the name of the owner or agent of the unit
A major health hazard of the product tert-butylamine is...
单项选择题A major health hazard of the product tert-butylamine is that it（）.
A.can be absorbed through the skin B.causes irreversible damage to eye tissue C.is a very unstable product D.All of the above
A fishing vessel casualty must be reported to the Coast...
单项选择题A fishing vessel casualty must be reported to the Coast Guard if it involves（）.
A.loss of life B.an injury requiring only first aid C.$(SA)10，000 in property damage D.loss of equipment which doesn't reduce the vessel's maneuverability
