A.A spherical topmark
B.Red and white retroreflective material
C.A sequential number
D.A red and white octagon
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A.Horizontal movement of the water toward the land after high tide
B.Horizontal movement of the water toward the land after low tide
C.Horizontal movement of the water away from the land following high tide
D.Horizontal movement of the water away from the land following low tide
A.Equator
B.Areas including both North and South latitudes
C.North and South Poles
D.A narrow band along the central meridian
A.NM
B.Ship's Routing
C.Colreg
D.Solas
A.Set
B.Frequency
C.Period
D.Function
A.bottom contour only up to depths of 100 fathoms
B.depth underneath the keel against a time base
C.contour of the bottom against a distance base
D.depth of water against a distance base
最新試題
The equator is（）.
On a chart，the characteristic of the light on a lighthouse is shown as flashing white with a red sector.The red sector（）.
When latitude and longitude are used，these shall be expressed in（）（and decimals of a minute if necessary），north or south of the Equator and east or west of Greenwich.
（） is a defined area within which ships must use particular caution and should follow the recommended direction of traffic flow.
You have been informed that dredging operations may be underway in your vicinity.Which buoy indicates the dredging area（）.
Traffic separation schemes adopted by the IMO are listed in（）.
Which buoy will NOT display white retro reflective material（）.
What is an ebb current（）.
Which statement concerning current is TRUE（）.
When entering a channel from seaward，the numbers on buoys（）.