更多"[单选题] A mercator chart is a______"的相关试题:
[单选题] On a Mercator chart，1 nautical mile is equal to ______．
A.1 minute of longitude
B.1 degree of longitude
C.1 minute of latitude
D.1 degree of latitude
[单选题] A Mercator chart is a ______.
A. cylindrical projection
B. simple conic projection
C. polyconic projection
D. rectangular projection
[多选题]甘特图（Gantt chart）又称为横道图、条状图(Bar chart)。其通过条状图来显示项目、进度和其他时间相关的系统进展的内在关系随着时间进展的情况。甘特图简单、醒目、便于编制，在管理中广泛应用，绘制的基本要求包括：（1）以图形或表格的形式显示活动；（2）通用的显示进度的方法；（3）构造时含日历天和持续时间，不将周末节假算在进度内。甘特图按内容不同，分为( )、负荷图表、( )、( )和( )五种形式。
A.计划图表
B.机器闲置图表
C.人员闲置图表
D.进度表
[单选题] The only cylindrical chart projection widely used for navigation is the ______．
A.Lambert conformal
B.Mercator
C.Azimuthal
D.Gnomonic
[单选题] Chart legends printed in capital letters show that the associated landmark is ______．
A.inconspicuous
B.conspicuous
C.a government facility or station
D.a radio transmitter
[单选题] 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
[单选题] A pilot chart does NOT contain information about ______.
A. average wind conditions
B. tidal currents
C. magnetic variation
D. average limits of field ice
[单选题] The survey information upon which a chart is based is found ______．
A.At the top center of the next line
B.Near the chart title
C.At the lower left corner
D.At any convenient location
[单选题] Which statement about a gnomonic chart is correct ________．
A.A rhumb line appears as a straight line
B.Distance is measured at the midlatitude of the track line
C.Meridians appear as curved lines converging toward the nearer pole
D.Parallels，except the equator，appear as curved lines
[单选题] Positions read from this chart should be moved 0.08 minutes Southward and 0.13 minutes Eastward so as ______ adjoining chart 3446．
A.To agree upon
B.In accordance with
C.To be same as
D.To agree with
[单选题] Which information is found in the chart title ________．
A.Chart number
B.Chart sounding datum
C.Revision and edition date
D.Variation information
[单选题] Which chart symbol indicates the bottom is clay ________．
A.Cly
B.Cla
C.Cl
D.C
[单选题] The agonic line on an isomagnetic chart indicates the ______．
A.Magnetic equator
B.Magnetic longitude reference line
C.Points where there is no variation
D.Points where there is no annual change in variation
[单选题] Contour elevations on this chart refer to heights in meters above mean ______.
A. lower low water
B. high water
C. low water
D. sea level
[单选题] Isogonic lines are lines on a chart indicating ______.
A. points of equal variation
B. points of zero variation
C. the magnetic latitude
D. magnetic dip
[单选题] Many of the soundings shown on the chart are derived from ______．Undue reliance should not be placed upon them．
A.Complete and often very poor surveys
B.Correct and often very good surveys
C.Inadequate and often very old surveys
D.Adequate and present surveys
[单选题] Positions read from this chart should，to agree with chart 3949，be ______ 0.03 minutes Northwards and 0.22 minutes Westwards．
A.Shifted
B.Removed
C.Changed
D.Altered
[单选题] What information is not found in the chart title?
A. Survey information
B. Scale
C. Date of first edition
D. Projection
[单选题] A chart position enclosed by a square is a（n）______．
A.fix
B.estimated position
C.dead reckoning position
D.running fix
