更多"Besides saving distance along the t"的相关试题:
[单项选择]Distance along a track line is measured on a Mercator chart by using the （）.
A. latitude scale near the middle of the track line
B. longitude scale near the middle of the track line
C. latitude scale at the midlatitude of the chart
D. latitude or longitude scale at the middle of the scale
[单项选择]A great circle track provides the maximum saving in distance on（）.
A. easterly courses in high latitudes
B. southerly courses in high latitudes
C. westerly courses in low latitudes
D. easterly courses in low latitudes that cross the equator
[单项选择]What is NOT an advantage of the rhumb line track over a great circle track? （）
A. Easily plotted on a Mercator chart
B. Negligible increase in distance on east-west courses near the equator
C. Does not require constant course changes
D. Plots as a straight line on Lambert conformal charts
[单项选择]Deficiencies in the categories of Life-saving, Safety in General, Fire-fighting Appliances and Load Line （） approximately 66% of all deficiencies.
A. account as
B. account for
C. account to
D. account of
[单项选择]Compared to manila line，size for size，nylon line（）.
A. has less strength than manila line
B. has more strength than manila line
C. is equivalent to manila line
D. will rot quicker than manila line
[单项选择]Heave is motion along the（）.
A. longitudinal axis
B. transverse axis
C. vertical axis
D. centerline axis
[单项选择]The ARPA may swap targets when automatically tracking if two targets（）.
A. are tracked on reciprocal bearings
B. are tracked at the same range
C. are tracked on the same bearing
D. pass close together
[单项选择]The shoreline along Rocky Point should give a good radar return because（）.
A. the shore is bluff and rocky
B. of offshore exposed rocks
C. submerged reefs cause prominent breakers
D. the lookout tower is marked with radar reflectors
[单项选择]Low pressure disturbances，which travel along the intertropical convergence zone，are called（）.
A. permanent waves
B. tidal waves
C. tropical waves
D. tropical storms
[单项选择]A power-driven vessel pushing aheador towing alongside displays navigation lights and（）.
A. two all-round red lights in a vertical line
B. two yellow towing lights in a vertical line
C. two white masthead lights in a vertical line
D. two lights on the stern，one yellow and one white
[单项选择]You are steaming in a westerly direction along the Gulf Coast.You see ahead of you a lighted buoy showing a red isophase light.Which action should you take（）.
A. Alter course to port and leave the buoy to starboard
B. Alter course to starboard and leave the buoy to port
C. Alter course and leave the buoy near by on either side
D. Alter course and pass the buoy well-off on either side
[单项选择]When carrying out a parallel track search pattern，the course of the search units should normally be which of the following?（）
A. In the same direction as the anticipated drift
B. In the opposite direction of the anticipated drift
C. Perpendicular to the line of anticipated drift
D. Downwind
[单项选择]Recurvature of a hurricane’s track usually results in the forward speed（）.
A. increasing
B. decreasing
C. remaining the same
D. varying during the day
[单项选择]Are trees（）along the road right now?
A. plant
B. planting
C. being planted
D. planted
[单项选择]HIGH WAVES；DENSE STREAKS OF FOAM ALONG THE DIRECTION OF THE WIND；CRESTS OF WAVES BEGIN TO TOPPLE，TUMBLE AND ROLL OVER；SPRAY MAY AFFECT VISIBILITY.This condition is likely to be termed（）.
A. strong breeze
B. near gale
C. gale
D. strong gale
[单项选择]The place where a channel moves from along one bank of the river over to the other bank of the river is called a（）.
A. draft
B. cutoff
C. draw
D. crossing
