central water treatment 集中水处理
central water-treatment plant 中心水处理站; 特种商品报价
ammonia nitrogen waste water treatment 氨氮废水处理
Biological waste water treatment 废水生物处理
containing acid waste water treatment 含酸废水处理
Desulphurization Waste Water Treatment Technology 脱硫废水处理工艺
disposal of waste water treatment 废水处理
Dyestuffs waste water treatment 染料废水处理
Garbage and waste water treatment 垃圾与污水处理
INDUSTRIAL WASTE WATER TREATMENT 工业废水处理
Metallurgical waste-water treatment 冶金厂污水处理
metallurgy waste water treatment 冶金废水处理
missile fuel waste water treatment vehicle 导弹燃烧剂废水处理车
missile oxidant waste water treatment vehicle 导弹氧化剂废水处理车
municipal waste water treatment sludge 城市污水处理污泥
New Techniques of Waste Water Treatment in Abroad 国外污水灌溉新技术
nitrobenzene waste water treatment 硝基苯废水处理; 硝基苯废水治理
oil waste water treatment 含油废水处理
Oily Waste Water Treatment 含油污水处理; 含油废水处理