一、水平（东西向）辅助线在地理教学中添加水平辅助线，主要是添加纬线。实际情况中一般添加一条特殊纬线——赤道，用赤道区分南北半球；添加任一纬线来判断陆地还是海洋，受暖流还是寒流影响。具体做法如下：１．添赤道图（１）是一组等温线分布图，根据图中的条件较难... A. Horizontal (East-West) Auxiliary Lines Add horizontal auxiliary lines in geography teaching, mainly adding weft lines. In practice, a special parallel weir, the equator, is used to distinguish the northern and southern hemispheres by the equator; adding any weft to determine whether the land or the sea is affected by warm currents or cold currents. The specific approach is as follows: 1. Tim Equatorial Map (1) is a set of isotherm distribution maps, which are more difficult according to the conditions in the map...