A.To keep visitors away from the barge
B.To prohibit smoking
C.To prohibit open lights
D.All of the above
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A.Electrical wiring
B.Iron pipe
C.Radio
D.All of the above
A.Let the anchor fall free from the hawsepipe,but apply the brake at intervals to check the rate of fall
B.Back the anchor slowly out of the hawsepipe a few feet,and then let it fall in the normal fashion
C.Let the anchor fall off the brake right from the hawsepipe,but keep a slight strain on the brake
D.Under power,back the anchor out until it is near,but clear,of the bottom before letting it fall
A.Light List
B.Notice to Mariners
C.Coast Pilot
D.Sailing Directions
A.They mark the limits of breakers in that area
B.These lines warn the mariner of submerged rocks
C.They mark the boundary lines of fish trap areas
D.These lines warn the mariner of submerged pipelines
A.Fleet Guides
B.Notice to Mariners
C.Sailing Directions
D.Pilot Charts
最新試題
On the approach of a warm front the barometric pressure usually().
The fog most commonly encountered at sea is called().
Why is a warning sign displayed at the gangway or access point of a barge during cargo transfer().
The height of a tide can be increased by().
Information for updating nautical charts is primarily found in the().
The charts show two dashed lines crossing the river justsouth of St. Catherine Bar Light. What does this indicate? ()
Section V of the ADMIRALTY NOTICES TO MARINERS is().
RYUKYU S TO SE 6 BEC 4-5.ISOL SHWRS.SEA 3 M BEC 2 M.SWELL SE 3-4M.This description is likely to be under the heading of().
On the high seas,a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a().
For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?()