A、Before the boat is lowered from the stowage position
B、As soon as the boat-fall blocks clear the davit head
C、After the limit switch is activated
D、After all people have been embarked
更多“In launching a lifeboat，when should the tricing pendants be released?（）.”相关的问题
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
A、surfaced with a nonskid texture B、roped off to prevent unnecessary access C、kept clear of any obstructions that would interfere with launching D、posted with a list of persons assigned to the lifeboat
A、surfaced with a nonskid texture B、roped off to prevent unnecessary access C、kept clear of any obstructions that would interfere with launching D、posted with a list of persons assigned to the lifeboat
A、A vessel restricted in her ability to maneuver B、A vessel not under command C、A vessel constrained by her draught D、A vessel not under way
A、instructed in the use of portable fire extinguishers B、shown a video demonstrating lifeboat launching C、instructed in the use of life jackets D、not required to attend the boat drill
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