难降解有机污染物 meaning in Chinese

persistent organic pollutants

Study on kinetic model for desorption of bio - refractory organic pollutants in soil
难降解有机污染物在土壤中释放的动力学模型研究
Progress in deep oxidation techniques for the treatment of bio - refractory organic contaminations in wastewater
生物难降解有机污染物废水深度氧化治理技术进展
The treating trend for the difficult degradable organic pollutants such as dyeing wastewater as discussed
探讨了印染废水等难降解有机污染物处理的发展趋势。
Unripe technology and low degradation efficiency is the vital problem to deal with the refractory organic pollutant recently
认为目前对难降解有机污染物的生物处理存在的关键问题是技术不够成熟，降解效率还不高。
Reviewing the usage of the biodegradation of refractory organic pollutants , including the biodegradation activities under co - substrates conditions , the application of anaerobic - aerobic treatment process , the usage of immobilized microbial cells technology , the appliance of membrane biological reactor and the usage of genetic engineering technology , the principles and advances of these technologies were discussed
摘要从共基质条件下的微生物降解处理、厌氧好氧发酵工艺、固定化生物催化剂技术、膜生物反应器以及基因工程技术等方面综述处理难降解有机污染物的降解原理及研究进展。