A.small circle
B.great circle
C.rhumb line
D.hyperbola
您可能感興趣的試卷
你可能感興趣的試題
A.untrue
B.impossible
C.suspectful
D.unimportant
A.date of construction or establishment
B.length of time between flashes of the light
C.time required for the longest flash of each cycle
D.time required for the light to complete each cycle
A.under existing visibility conditions
B.under perfect visibility
C.with ten miles visibility
D.with fifteen miles visibility
A.nominal range
B.luminous range
C.charted range
D.geographic range
A.glare from background lighting
B.existing visibility conditions
C.elevation of the light
D.observer's height of eye
最新試題
Which of the following are data layer categories to be displayed on ECDIS（）．
What area of the earth cannot be shown on a standard Mercator chart（）.
When entering a channel from seaward，the numbers on buoys（）.
When using horizontal sextant angles of three objects to fix your position，an indeterminate position will result in which situation（）.
（） is a defined area within which ships must use particular caution and should follow the recommended direction of traffic flow.
Depiction of TSS's on charts uses（）as the primary color.
（） is a circular traffic lane used at junctions of several routes，within which traffic moves counterclockwise around a separation point or zone.
On a chart，the characteristic of the light on a lighthouse is shown as flashing white with a red sector.The red sector（）.
When navigating a vessel，you（）.
How would you pass a red buoy in the maritime buoyage system“A” （）.