太阳热水器以其独特的节能、清洁、安全、实用、运行成本低等优点,已越来越被人们所接受。据统计,到1999年年底浙江省已累计发展太阳热水器193万ｍ2。其中:1999年发展65436ｍ2,比上年增长57%,2000年预计比上年又有较大幅度的增长。目前太阳热水器呈快速发展趋势。科学利用太阳 Solar water heaters have become more and more accepted by people because of their unique energy-saving, clean, safe, practical and low operating costs. According to statistics, by the end of 1999, Zhejiang Province has accumulated a total of 1.93 million m2 of solar water heaters. Of which: 65,436m2 was developed in 1999, an increase of 57% over the previous year. In 2000, it is estimated that there will be a substantial increase over the previous year. At present, solar water heaters show a rapid development trend. Scientific use of the sun