论文部分内容阅读
近20年来,首钢绿化工作取得了丰硕的成果: 1.拆除破旧建筑50多万平方米; 2.清污排废200余万吨; 3.回填种植土350万吨; 4.铺设绿化浇水管道280公里;
Over the past 20 years, Shougang greening has achieved fruitful results: 1. Demolition of more than 500,000 square meters of shabby buildings; 2. More than 200 million tons of waste discharge; 3. Backfill 3.5 million tons of soil; 4. The laying of green watering Pipeline 280 km;