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
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A.MAYDAY sent by radiotelephone
B.Continuous sounding of fog horn
C.Green star shells fired from a launcher
D.Square flag and ball in a vertical line
A.Signal absorption by the ionosphere
B.Heavy sea swells
C.The rescue personnel were monitoring the 10-cm radar
D.The rescue personnel were monitoring the 3-cm radar
A.DSC provides reception of weather and navigational warnings plus search and rescue information
B.DSC provides low-cost，routine communications for the vessel operator
C.DSC is to be used for transmitting and receiving distress alerts to and from other ships or coast radio stations via radio
D.This aids SAR authorities in tracking a vessel's position by satellite
A.SART
B.EPIRB
C.NAVTEX
D.INMARSAT-B
A.Ask for permission
B.Record the time in your radio log
C.Press the push to talk button three times
D.Monitor the channel to insure that it is clear
最新試題
Which system may be useful for messages，such as local storm warnings or a shore-to-ship distress alert，for which it is inappropriate to alert all ships in the satellite coverage area?（）
Which equipment is the primary source of generating a locating signal?（）
Which emergency is required to be covered at the required periodic drills on a fishing vessel?（）
You have a large，broken-down vessel in tow with a wire rope and anchor cable towline. Both vessels have made provision for slipping the tow in an emergency; however，unless there are special circumstances（）.
Winds expected to（）Storm Force 10 in south-east semicircle later up to 300 miles from the center of the tropical cyclone.
What is the primary equipment for receiving MSI? （）
When amendments are made to the Shipboard Oil Pollution Emergency Plan，the revisions must be submitted to the Coast Guard（）.
What is the primary purpose for Digital Selective Calling (DSC)?（）
You are on a multiple-product chemical tanker with orders to load diethylamine. What is NOT a requirement for transporting this cargo?（）
Which emergency equipment should you keep near the towing bitts? （）