单项选择题
A.an unprotected drop-light bulb B.careless disposal or storage of material C.smoking in bed D.worn electrical wires on power tools
Records of tests and inspections of a cargo vessel’s fi...
单项选择题Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be kept on board（）.
A.for 1 year B.for 2 years C.until the next Coast Guard inspection D.until the vessel's Certificate of Inspection expires
Port of Registry refers to the port where（）.A.the ship ...
单项选择题Port of Registry refers to the port where（）.
A.the ship has been named B.the ship has been built C.the ship has been signed D.the ship has been registered
On vessels over 100 gross tons，whose responsibility is ...
单项选择题On vessels over 100 gross tons，whose responsibility is it to ensure that all able seamen in the vessel’s crew have the documents and qualifications required by law and regulation?（）
A.Master of the vessel B.USCG Officer in Charge of Marine Inspection C.Owner or operator of the vessel D.Company's personnel director
