湖泊、河流、地下水、雨水、冰山融化等。建议看看:http://cache.baidu.com/c?word=%C2%BD%B5%D8%3B%C9%CF%3B%B5%C4%3B%B5%AD%CB%AE%3B%D7%CA%D4%B4&url=http%3A//www%2Eshkp%2Eorg%2Ecn/kjxw/dqzy/2006%2D07%2D05/1152090098d7116%2Eshtml&b=17&a=0&user=baidu
冰川