单项选择题
A.contaminating food with extinguishing agent B.spreading through the engineering space C.causing loss of stability D.a grease fire in the ventilation system
A fire in a ballast pumproom can be brought under contr...
单项选择题A fire in a ballast pumproom can be brought under control with minimal impact on stability by（）.
A.cooling the outside bulkheads with water B.shutting all sources of air into the compartment C.closing the sea chest D.flooding the compartment with salt water
A fifteen-pound CO2 extinguisher（）.A.contains 15 pounds...
单项选择题A fifteen-pound CO2 extinguisher（）.
A.contains 15 pounds of CO2 B.weighs 15 pounds when full of CO2 C.has 15 pounds of pressure at the nozzle D.weighs 15 pounds when empty
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（）on board until the vessel’s Certificate of Inspection expires.
A.consealed B.detained C.contained D.kept
