Through a spot investigation and water quality monitoring, an assessment for both the water quality and the pollution sources of Wulungu Lake is given in this paper.
本文通过现场考察及水质监测，评价了乌伦古湖的水质及污染源状况，还对水质的发展趋势进行了初步预测。
Chemical oxygen demand is an integrative index for evaluating the degrees of organic pollution in water, and is also one of the important parameters in water monitoring.
化学需氧量是评价水体有机污染程度的综合指标，也是水质监测的一个重要参数。
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