單項(xiàng)選擇題
A.Isothermal B.Millibars C.Isobars D.Seismics
A.published every year and require no corrections B.published every second year and must be corrected C.published every five years and require no correction D.accurate thru NM number on title page and must be corrected
A.Weekly Admiralty Notices to Mariners B.The Mariners Handbook C.Ocean Passages for the World D.Symbols and Abbreviations used on Admiralty Charts,Chart 5011
A.considered B.consulted C.concluded D.commanded
A.Directly under the boom B.Moving away from the boom C.Stopped dead in the water D.Tied to the boom
A.Signal indicating a course change B.Distress signal C.Signal of asking to communicate with another vessel D.Signal indicating danger
A.cutting the straps that enclose the container B.removing the rubber sealing strip from the container C.loosening the turnbuckle on the securing strap D.pushing the button on the hydrostatic release
A.pulling a cord B.cutting the wire restraining bands C.removing the rubber packing strip D.throwing the entire container overboard
A.hoist man B.limit switch C.brake handle D.preventer bar
A.Opening the automatic drain plugs B.Draining the water pockets C.Using the electric bilge pump D.Using the bailers and cellulose sponge
A.Jack the vessel back up to a safe height B.Proceed on to your next destination since the list is unimportant C.Pump out all ballast to gain reserve buoyancy D.Notify the Coast Guard