| 1. | The two main development tendencies of environmental hydraulics were introduced , first , ecological hydraulics with the research subject changing from abiotic components to biotic ones ; second , to be associated with " 3s " techniques with research water area changing from small areas to river basins 摘要当前环境水力学发展有两个重要的趋势,一是研究对象由无生命组分进人有生命组分,向生态水力学发展;二是与“ 3s ”结合,研究水域由小变大,向流域性水域发展。 |