首先，垃圾分类能够减少垃圾量和降低环境污染的程度。
To begin with, classifying rubbish enables to reduce the amount of rubbish and environmental pollution.
灰水是生活污水中一种不含粪尿、污染程度较低的污水，对其分类收集和处理后回用，可取得很好的环境效益及经济效益。
If it is treated separately and then reused, there will be a lot of benefits to both environment and economy.
灰水是生活污水中一种不含粪尿、污染程度较低的污水，对其分类收集和处理后回用，可取得很好的环境效益及经济效益。
If it is treated separately and then reused, there will be a lot of benefits to both environment and economy.
应用推荐