单项选择题
When should the emergency position-indicating radio beacon be activated after abandoning an OSV?（）
A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset
相关考题
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单项选择题
When hanging off drill pipe in emergency situations aboard a ship，the preferred location of the drill bit is（）.
A.on bottom with the full drill string in tension
B.one stand (approximately 93 feet) off bottom
C.no deeper than the shoe of the last casing set
D.as close to the surface as possible -
单项选择题
When amendments are made to the Shipboard Oil Pollution Emergency Plan，the revisions must be submitted to the Coast Guard（）.
A.one month before the anniversary date of the plan
B.six months before the end of the approval period
C.and cannot be implemented without approval
D.and can be implemented without immediate approval as long as final approval is received within six months of submission -
单项选择题
When a survival craft drill is held，the person in charge must insure that（）.
A.all survival craft are lowered to the water，launched，and operated for thirty minutes
B.all davits used for launching liferafts are operated
C.each emergency position indicating radio beacon is tested for thirty minutes
D.the helicopter pad landing lights are operating in a quick-flashing mode
