航海英语航海出版物章节练习(2018.02.03)

单项选择题
A radar range to a small，charted object such as a light will provide a line of position in which form? （）
A.Straight line
B.Arc
C.Parabola
D.Hyperbola
单项选择题
A pilot chart does NOT contain information about （）.
A.average wind conditions
B.tidal currents
C.magnetic variation
D.average limits of field ice
单项选择题
The light vessel is reported（）.
A.to be destroyed
B.to be demolished
C.to be ruined
D.to be spoiled
单项选择题
A low HDOP (Horizontal Dilution of Precision) number such as 2 indicates a （）.
A.poor fix
B.good fix
C.poor signal quality
D.good signal quality
单项选择题
The Coast Radio Stations are found in（）.
A.Admiralty List of Lights and Fog Signals
B.Admiralty Maritime Communications
C.Admiralty List of Radio Signals
D.Admiralty Digital List of Lights
单项选择题
A sweep oar is an oar that is（）.
A.generally shorter than the others and is used to steer with
B.is longer than the others and is used as the stroke oar
C.is raised in the bow of the boat for the steersman to steer by
D.longer than the others used for steering
单项选择题
Light Lists for coastal waters are（）.
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
单项选择题
（）gives daily predictions of the times and heights of high and low waters for over 230 standard and 6，000 secondary ports in the world.
A.Admiralty Tide Tables
B.Admiralty Tidal Stream Atlases
C.Admiralty Manual of Tides
D.Admiralty Tidal Handbooks
单项选择题
A crew member has just fallen overboard off your port side．Which action should you take （）.
A.immediately put the rudder over hard right
B.immediately put the rudder over hard left
C.immediately put the engines astern
D.wait until the stern is well clear of the man and then put the rudder over hard right
单项选择题
Admiralty EasyTide（）.
A.has little use for ocean-going mariners
B.permits the mariner to select and simultaneously calculate tidal heights for multiple ports for up to seven days
C.includes periods of daylight and nautical twilight，moon phases and a springs and neaps indicator
D.is supplied in the form of a single CD which contains the calculation program and the seven geographic Area Data Sets（ADS）providing global coverage