查询词典 cod

Through 5 year's practice and operation,we find that it is similar with most sewage treatment plant which also takes tranditional oxidation ditch craft, the removal rate of COD, BOD5, SS, NH3- N is well, but the TN is unideal.

该厂经过5年的实践运行，发现与我国大多数采用传统型氧化沟工艺的城市污水处理厂一样，COD、BOD_5、SS、NH_3-N的去除效果良好，然而TN的去除率很不理想。

Planted wetland had a removal rate of organic matter 2.2% lower than unplanted wetland in winter with plant harvested. In other seasons, the removal rate of COD, in planted wetland was 3.2%~4.2% higher than that in unplanted wetland, while BOD5 was 1.8%~4.8% lower than that in unplanted wetland.

结果表明，在植物收割后的冬季，有植物湿地对有机物的去除率低于无植物湿地2.2%；在其他季节，芦苇湿地对污水COD的去除率比无植物的高出3.2%~4.2%，但对BOD5的去除率却比无植物的低了18%~34%。

For your information the VAT and COD have been paid.

供你参考的增值税和COD已经支付。

The methods of immobilization,the carriers and the size of carrier which were used to immobilize white rot fungus were studied by comparing removal rate of COD and phenol.

研究了不同的固定化方式、吸附载体及载体体积对吸附法固定化白腐真菌去除苯酚和COD的影响。

The results show that the contents and distributions of mercury in Jiaozhou Bay were affected by coastal runoff and phytoplankton bloom The linear relationship between organic mercurv and the COD and the exponential relationship between inorganic mercury and chl-a implied that marine phytoplankton could absorpt mercury in sea water and played an important role in controling the speciations of mercury in the Bay.

测定结果表明，胶州湾中汞含量和分布规律与浮游植物的盛衰和陆地迳流有关。有机汞和COD之间存在着线性关系，溶解无机汞含量随叶绿素a含量增加呈指数下降，表明浮游植物对汞的富集及其在海水中形态的转化起着十分重要的作用。

The waste water of acentric sedimentation contains sulfide concentration which is approximately 0;COD amounts to from 3, 000 to 5, 000 mg/L, lightening the burden on contamination treatment.

母液中硫化物近似为0mg／L，COD含量降为3000～5000mg／L，大大减轻了后续处理的负担。

In order to find out the effect of thermophilic biological treatment on the wastewater in dairy farm and milk processing plant,a thermophilic bacterium and a common wastewater-treating bacterium were combined to aerobically decompose the wastewater in a series of tanks,and the COD indices of the wastewater were detected after aeration.

为了解热生物处理法在奶牛场与牛奶加工厂废水处理中的应用效果，通过利用在高温条件下发挥高效率的嗜热微生物与常温下具有活性的微生物组合，在相应的容器内进行曝气降解，对水质COD指标进行检测。

In order to find out the effect ofthermophilic biological treatment on the wastewater in dairy farm and milk processing plant,a thermophilic bacterium and a common wastewater-treating bacterium were combined to aerobically decompose the wastewater in a series of tanks,and the COD indices of the wastewater were detected after aeration.

为了解热生物处理法在奶牛场与牛奶加工厂废水处理中的应用效果，通过利用在高温条件下发挥高效率的嗜热微生物与常温下具有活性的微生物组合，在相应的容器内进行曝气降解，对水质 COD 指标进行检测。

With different carrier filling factors, the volume load will have different influence on the system. The research results indicated that in the reactor with 7.5％carrier filling factor, whenthe amount of material supplied is 3.2L/d,the capacity aerogenesis rate will be the maximum1.15L/L·d and the COD removing rate rises by 47.38％.It shows the good anti-impact loadperformance.

不同载体填充率下进行的容积负荷对系统的影响研究结果表明：7.5％载体填充率反应器在进料量为3.2L／d时可获得最大容积产气率1.15L／L·d，并在此负荷下的COD去除率也高达47.38％，表现出了良好的抗冲击负荷的性能。

The isozyme patterns of COD can be used to identify the four isonuclear alloplasmic male-sterile lines,the maintainer line and the restoring lines.

利用COD 同工酶PAGE 方法，可以将4 个同核异质不育系及不育系的保持系和恢复系区别开来。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。