查询词典 cod

According to the investigation on the local situation of aquatic vegetation in Littoral Regions of Gonghu Lake and Meiliang Bay of the Wuxi Taihu Lake, the species of aquatic vegetation, community forms and biomass were acquired. Then a contrast of vegetation distribution characteristic between the two Littoral Regions was analyzed which induced to the analysis of impact factors. In the treatments designed as varying degree oxidation intimidate, the heavy metal cadmium and the ammonia nitrogen single and compound poisons, the COD sewage cultivate, the plant growth opsonin processes, the effect of the intimidate environment on the submerged plant growth and the physiological biochemistry characteristic was analyzed. The effective method to improve the resist adversity of submerged macrophyte was discussed. The results will give a suggestion to the restoration of the submerged macrophyte, the efficiency and reconstruction in Lake Ecosystem.

通过对无锡太湖两重要湖湾贡湖和梅梁湖湖滨带沿岸浅水区水生植被现状进行调查，了解了水生植物的种类、群落组成及生物量，对两湖湾湖滨带沿岸浅水区水生植被分布特征进行了对比，并进行了影响因素分析；通过不同程度的氧化胁迫、重金属镉与氨态氮单一和复合作用、高COD生活污水胁迫培养、植物生长调节素处理，分析胁迫环境和壳聚糖各自对沉水植物生长的影响及作用机理，探讨提高沉水植物逆境抗性的有效措施；探寻沉水植物修复的理论依据和有效途径，为急待进行水生植被恢复的湖泊提供依据和建议。

According to the properties of gasfield water , it was proposed to oxidize COD by NaClO from electrolyzing gasfield water .

简要分析了四川气田水的水质状况，提出了电解气田水产生NaClO氧化其中的COD的思路。

Results showed that advanced oxidation technique of ozonization has a good effect on removal of acid red B. After 30 min reaction with pH=7, up to 99.5% of color decay was obtained and chemical oxygen demand was 37.9%. If initial pH of the wastewater was increased to 11, the removal rate of COD was optimum.

结果 在pH=7的条件下，单一臭氧氧化30 min时，废水的色度和COD去除率分别为99.5%和37.9%；而废水的初始pH值控制在11左右时，COD去除率有较大提高。O3/H2O2氧化工艺，适宜的H2O2和O3物质的量比为0.6，氧化处理30 min废水的COD去除率可达53.5%。

According to the mechanism of ozonization oxidation, with varied molar ratio of H2O2 to O3 and the catalyst dosage added into the wastewater, the change of the removal rates of COD, chroma and UV254 of the dyeing wastewater by ozonization were researched in a batch reactor.

依据臭氧高级氧化的机理，通过静态试验，分别考察了在印染厂二级废水臭氧氧化处理过程中，控制不同的H2O2和O3物质的量的比和MnO-GAC催化剂投加量对印染废水的COD、色度和UV254去除率的影响。

Paper effluent is treated by ozonization and coagulation, the removal of main pollutant substances such as COD、SS are over 99%, every index exceeded primary discharging standard, the water could be recovered as a byproduct.

摘要］采用臭氧—混凝法处理造纸废水，COD、SS等主要污染物去除率均高达99%以上，各项指标超过一级排放标准，水质完全可以回收利用。

You Pasha Yeah, COD ah, anyway you get the goods give money to beat fiscal Shaya, if you do not want, you can give the seller a message that I do not want, and to the time you receive goods I will not sign for.

你怕啥呀，是货到付款的呀，反正你收到货财给钱的拍啥呀，要是你不想要了，你可以给卖家留言说我不要了，到时候你在收到货我是不会签收的。

Evaluation of the effect on determination of COD in drinking water by Acidic potassium permanganate titration .

评估酸性高锰酸钾滴定法[1]对生活饮用水中耗氧量检测结果的影响。

COD is a service supported by the seller, the seller shipped to you, you get the goods, the payment to the courier delivery to your company's business staff, and then returned to the Seller by courier company , you see the state have shown that closure of transactions, has been canceled due to buyer by bank transfer, that is, the seller does not give you shipping the goods may be he did not or do not want to support this service and do not want this transaction orders, and on the point of the closure of trading functionality, you have closed the transaction.

货到付款是卖家的支持的一项服务，卖家给您发货，您收到货后，把货款交给给您送货的快递公司业务人员，然后再由快递公司返还给卖家，您看的状态却显示关闭交易，取消原因是买家已经通过银行汇款，就是卖家没有给您发货，可能是他没有货了或者是不想支持这项服务而不想成交这笔订单了，就点了关闭交易功能，关闭了您们的交易。

The abnormal expression of COD is one of the cause of the pollen abortion.

细胞色素氧化酶的异常表达是小孢子败育的原因之一。

OBJECTIVE: To establish a polyploid tumour cell line and study its proliferation, division cod drug sensitivity.

目的：建立多倍体肿瘤细胞，研究其增殖、分裂和药物敏感性。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样