concentrater氧气浓缩机
concentratev.专心;集中;浓缩n.浓缩物
concentrated food-stuff浓饲料
concentrate one's mind on
concentrated pomelo juice柚子浓缩汁
concentrated Water Supply供水集约化
concentrated compensation集中补偿
concentrate rays of light聚光
concentrated carrot juice胡萝卜浓缩汁
concentrated fish protein浓缩鱼蛋白
concentrated seepage belt集中渗流带
concentrated milk factory炼乳厂