介绍了西安市污水处理厂改良A2/O工艺的特点及运行状况。
The characteristics and operation situation of the modified A2/O process used in Xi an Wastewater Treatment Plant are introduced.
利用它来防治水土流失、绿化护坡、恢复植被、改良土壤、改善环境小气候、净化污水和营养化水体。
We can prevent natural environment damage, make counterfort virescence, restore vegetation, improve soil, improve microclimate, purify polluted water and supernutrition water by planting it.
在沙漠利用污水灌溉速生林，可固定沙丘，改良土壤；改善生态环境，实现污水零排放。
That fast - growing forestry in desert can fixup sandbank and meliorate soil, improve environment and prevent waste water from flowing into river.
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