更多"Navigational marks used for informa"的相关试题:
[单项选择]The term length of a vessel in International Regulations for Preventing Collision at Sea 1972 means（）.
A. the length between perpendiculars
B. the registered length
C. the length overall
D. the length of waterplane on summer draft
[单项选择]The WWNWS establishes three types of navigational warning:（）.
A. Distress, Urgency and Safety
B. Vital, Important and Routine
C. NAVAREA, Coastal and local
D. gale, Tsunami and Ice
[单项选择]Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
A. broadcast
B. broadcasted
C. are broadcast
D. are broadcasted
[单项选择]Coast Pilots and navigational charts are kept corrected and up-to-date by using the（）.
A. pilot charts
B. Notices to Mariners
C. Tide Tables
D. Current Tables
[单项选择]Two navigational hazards are located near to each other，but each is marked by an individual cardinal buoyage system. The buoys of one cardinal system may be identified from the other system by（）.
A. the differing light colors
B. one system having odd numbers while the other system has even numbers
C. one system using horizontal bands while the other system uses vertical stripes
D. the difference in the periods of the light
[单项选择]Many navigational warnings are of a temporary nature，but others remain in force for several months or may be succeeded by（）.
A. Notices to Mariners
B. Sailing Directions
C. List of Lights and Signals
D. Guide to Port Entries
[单项选择]If several fixed navigational lights are visible at the same time，each one may be positively identified by checking all of the following EXCEPT what against the Light List?（）
A. Rhythm
B. Period
C. Intensity
D. Color
[单项选择]On navigational aids，what does the light characteristic Fl(2+1) mean?（）
A. A flashing light combined with a fixed light of greater brightness
B. Light flashes combined in groups，with a different number of flashes in each group
C. A light showing groups of two or more flashes at regular intervals
D. A fixed light varied at regular intervals by groups of two or more flashes of greater brightness
[单项选择]There are some navigational instruments（）the bridge.
A. in
B. on
C. at
D. of
[单项选择]No navigational aids are shown and chart is not kept corrected for alterations in depths inside the pecked lines. For more detailed information, the larger scale charts must be（）.
A. bought
B. analyzed
C. consulted
D. published
[单项选择]No navigational aids are shown and the chart is not kept corrected for alterations in depths inside the pecked lines. For more detailed information, the larger scale charts must be（）.
A. referred to
B. appreciated
C. met with
D. concerned
[单项选择]The navigational term SET OF CURRENT means（）.
A. velocity of current in knots
B. direction from which the current flows
C. estimated current
D. direction toward which the current flows
[单项选择]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
[单项选择]Which statement about radio navigational warnings is TRUE（）.
A. The topics for warnings included in HYDROLANTS，HYDROPACS，and NAVAREA warnings are the same
B. NAVAREA warnings concern only coastal navigation and inland navigation in large bays or sounds such as Puget Sound
C. The United States is responsible for NAVAREA warnings in the North Atlantic north of 7°N，and west of 15°W
D. Long range radio navigational warnings are usually broadcast by radiotelephone，radiotelegraph，and radio-teletypewriter
[单项选择]Generators should have an excitation/voltage regulation system which will enable them to share the steady state reactive load （） no machine exceeds its proportional share of reactive load by more than 10% of the rated reactive load of the largest generator.
A. when
B. so as
C. such that
D. though
[单项选择]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
[单项选择]There are many navigational aids（）.
A. in chief engineer's room
B. in chief officer's room
C. on the bridge
D. on deck
[单项选择]（）means navigational and meteorological warnings, meteorological forecasts and other urgent related messages broadcast to ships.
A. Navigational broadcast
B. weather forecast
C. Urgency message
D. Maritime Safety Information
