单项选择题
A.cigarette butts B.oily rags C.burner torches D.lighted matches
The longer an oil fire is permitted to burn, the （）.A.h...
单项选择题The longer an oil fire is permitted to burn, the （）.
A.harder it is to extinguish B.easier it is to extinguish C.less chance there is of re-ignition D.easier it is to control
During oil transfer operations, who would be responsibl...
单项选择题During oil transfer operations, who would be responsible to guarantee that the posted transfer procedures are being followed?（）
A.The designated person in charge B.The tanker man C.The senior able seaman D.The oiler
In the event of a fire, the doors to a stair tower must...
单项选择题In the event of a fire, the doors to a stair tower must be closed to prevent the spread of fire by （）.
A.convection B.conduction C.radiation D.ventilation
