沉积物-水-底栖生物系统
sediment-water-benthic organism system
分散式污水生态处理系统
dispersive eco-treatment system of sewage
改性沥青防水卷材生产系统
modified bitumen waterproofing membrane production system
河流生态系统需水
water demand of river ecosystem
河流水生态系统健康评价
river ecosystem health assessment
流域水文生态系统
hydrological and ecological systems of watershed
陆地生态系统需水
water demand of land ecosystem
生产水处理系统
produced water treatment system
生活给排水系统
Water Supply and Drainage System
生活热水系统
domestic hot water system
domestic hotwater supply system
energy-saving