单项选择题
Traffic separation schemes adopted by the IMO are listed in（）.
A.NM
B.Ship's Routing
C.Colreg
D.Solas
点击查看答案&解析
相关考题
-
单项选择题
The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the（）.
A.Set
B.Frequency
C.Period
D.Function -
单项选择题
The recording fathometer produces a graphic record of the（）.
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 -
单项选择题
The points on the earth’s surface where the magnetic dip is 90° are（）.
A.Along the magnetic equator
B.Connected by the isoclinal line
C.The isopors
D.The magnetic poles
