A line of latitude about 23 degrees North of the equator. 经纬[线]网,经纬仪赤道以北大约23度的纬线。
A line of latitude at the north or south poles. the Tropic of Cancer The Tropic of Cancer is the most northerly latitude in the Northern Hemisphere. 在北半球,北回归线的纬度最高。
A line of latitude at the north or south poles. Interdecadal Change of the Antarctic Oscillation and the Antarctic Circumpolar Wave 南极涛动和南极绕极波的年代际变化
The confluent line of southward and northward meridional sensible heat transfer ( the zero value line) runs approximately along the latitude of 30 ° N. 南、北经向感热输送的汇合线(即零值线)大致沿30°N纬度。