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本文结合上海地区的工程实例介绍了由于回灌水过程中,氮、氨组份在一定条件下发生生物、化学作用,使管井附近氮化合物聚集,而造成局部污染。
In this paper, the project examples in Shanghai are introduced as the nitrogen and ammonia components undergo biochemical and chemical reactions under certain conditions in the process of recharging water to cause local contamination of nitrogen compounds near the tube well.