地球上有丰富的水,它呈固态、液态态颁于海洋、陆地和大气之中。而人类的生产、生活用水的主要来源是陆地上河流、湖泊、冰川和地下水。对于山区或干旱地区,人们生产生活用水大多数要靠地下水源。为此,在这里介绍一些寻找地下水的简便方法,以丰富我们中学地理教学的第二课堂。 一、根据地形特点寻找地下水 Earth is rich in water, it was solid, liquid state presented in the ocean, land and the atmosphere. The main sources of human production and domestic water are rivers, lakes, glaciers and groundwater on land. For mountainous or arid areas, most people rely on groundwater for their domestic water. For this reason, here are some easy ways to find groundwater to enrich our second class of geography teaching in high school. First, according to the characteristics of terrain to find groundwater