nominal range
luminous range
geographical range
visible range
第1题:
From 1800 to 1968 Admiralty charts were published with fathoms and feet as the units for depths,and feet as the units for height.Since 1968 Admiralty charts ________ to meters,thus conforming with charts of most other countries.
A.gradually converted
B.have been gradually converted
C.has been gradually converted
D.is gradually converted
第2题:
Navigational charts are ______ frequent changes,the important one of which are promulgated by Admiralty Notices to Mariners.
A.published with
B.combined with
C.in connection with
D.subject to
第3题:
________ are published for correction of Admiralty Charts.
A.Admiralty Sailing Directions
B.Admiralty List of Signals
C.Mariner's Handbook
D.Admiralty Notices to Mariners
第4题:
If you are sailing from the East Coast of the United States to the Caribbean Sea,which publication would contain information on weather,currents,and storms?
A.Sailing Charts of the Caribbean Sea
B.Pilot Charts of the North Atlantic
C.Light Lists,Atlantic and Gulf Coast
D.Tidal Current Tables
第5题:
Generally,______ are used as the track charts on the high sea,______ are used for harbors,inland waters and coastal areas.
A.Mercator charts/Loran charts
B.Admiralty charts/Routeing charts
C.large scale charts/small scale charts
D.small scale charts/large scale charts
第6题:
Navigational charts are subject to frequent changes,the important ones of which are promulgated by ________ .
A.Admiralty Notices to Mariners
B.Mariner's Handbook
C.Catalogue
D.Sailing Directions
第7题:
To ______ Admiralty Charts 438,latitudes taken from this chart should be increased by about 5 seconds.
A.convert to
B.come to
C.look at
D.agree with
第8题:
In revised editions of Admiralty charts the ________ are corrected first.
A.smaller scales
B.larger scales
C.smaller scales and larger scales
D.moderate scales
第9题:
Charts should be corrected by using information published in the ______.
A.Light List
B.American Practical Navigator
C.Notice to Mariners
D.Coast Pilot
第10题:
______ is a comprehensive reference in graphical and textual form of all Admiralty Charts and Publications worldwide(link to Admiralty Charts)listed by region.
A.Ocean Passages for the World(NP136)
B.Symbols and Abbreviations used on Admiralty Charts,Chart 5011
C.IALA Maritime Buoyage System(NP735)
D.Catalogue of Admiralty Charts and Publications(NP131)