我不反对货到付款。
Recently, new features and functionality have been added to CoD that lend themselves to the cloud in a big way.
CoD中最近增加的新特性和功能使它更适合云计算。
Opposed to COD/N ratio, much more information could be obtained if the denitrification potential and wastewater quality were determined.
相对于COD/N，如果确定了系统反硝化潜力和污水水质能获得更多信息。
The invention belongs to the technical field of environmental monitoring, relating to COD on-line monitoring device and method based on a boron-doped diamond membrane (BDD) electrode.
本发明属于环境监测技术领域，涉及一种基于硼掺杂金刚石膜(BDD)电极的COD在线监测装置和方法。
The conception of complex digestive solution is introduced to COD determination the first time and sealing method is used to determine COD by using self-made complex digestive solution.
首次将复合消解液这一概念引入COD测定中，并用自配的复合消解液进行了密封法测定COD的研究。
The result of study indicated that the major environmental issues in the reservior region are water pollution due to COD discharged and eutrophication, and mercury pollution in specific river.
进行了南水北调湖北库区水污染防治对策研究，结果认为，库区主要环境问题是COD及富营养化物质污染，个别河流存在着汞污染问题；
After two weeks, removal rate of the system to COD and ammonium achieved separately 97.2% and 96.4%, and the membrane-formed system had stronger ability to resist hydraulic and pollution loading.
运行到两周以后对COD和氨氮的去除率分别达到97.2%、96.4%，且挂膜后的系统有较强的耐水力负荷和污染负荷的能力。
The character of granule, cultivation of special granule and its application to COD removal, de-nitrogen, toxic chemicals degradation, heavy metal adsorption in wastewater treatment were reviewed.
并详细介绍了颗粒污泥的特点，特种颗粒污泥的培养及其在COD去除、脱氮、降解毒性物质和重金属吸附等方面的应用，并对其应用前景进行了展望。
The character of granule, cultivation of special granule and its application to COD removal, de-nitrogen, toxic chemicals degradation, heavy metal adsorption in wastewater treatment were reviewed.
并详细介绍了颗粒污泥的特点，特种颗粒污泥的培养及其在COD去除、脱氮、降解毒性物质和重金属吸附等方面的应用，并对其应用前景进行了展望。
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