单项选择题
A.the equator B.a loxodromic curve C.a small circle D.a meridian
A plane perpendicular to the polar axis will never form...
单项选择题A plane perpendicular to the polar axis will never form what line on the Earth’s surface? （）
A.Great circle B.Equator C.Small circle D.Meridian
A parallel of latitude other than the equator is a（）.A....
单项选择题A parallel of latitude other than the equator is a（）.
A.great circle B.loxodromic curve C.small circle D.gnomonic curve
A nun buoy will（）.A.be green in colorB.have an even num...
单项选择题A nun buoy will（）.
A.be green in color B.have an even number C.be left to port when entering from seaward D.be cylindrical in shape
