1) colorimetric methods
COD比色法
1.
To counter the technologic characteristics of COD colorimetric methods, the paper summarizes the problems and experiments during the normal application of COD colorimetric methods and tell us how to how to improve degree of precision and accuracy rate of COD colorimetric methods.
针对COD比色法测试的技术特点,通过总结日常分析、验收考核中存在的经验和问题,给出了如何提高COD测试仪测量精密度、准确度的方法和仪器质量的核查方法。
2) BOD 5/COD ratio method
BOD5/COD比值法
3) COD digest-colorimetric tube
COD消解-比色管
1.
This paper has brought about a method of determining the total phosphorus in water and waste water by using the COD digest-colorimetric tube,DRB200 COD heater and DR890 portable colorimeter.
建立了利用HACH公司的COD消解-比色管、DRB200 COD加热器及DR890便携式比色计测定水体总磷的方法。
4) COD method
COD法
1.
Application of COD method in nonmetal pipe exploration;
COD法在非金属管线探测中的应用
2.
Topics include electrical prospecting method, magnetic prospecting method, COD method and so on.
简述了目前国内外的地下管线探测技术,其中包括电探测法、磁测法、COD法等,分别介绍了各自的原理、特点和应用情况,以及相关的仪器设备。
5) COD/SO42-ratio
COD/SO42-比值
1.
At first, the initial COD/SO42- ratio and pH value were determined, and then the capability of different immobilized carriers was investigated by batch experiments.
本工作以提高SRB的还原活性为出发点,通过间歇式实验首先确定适宜的初始COD/SO42-比值和pH值,进而探讨固定化载体对SRB还原性能的影响。
6) new COD approach
新COD法
补充资料：比色分析法(见紫外—可见分光光度法)
比色分析法(见紫外—可见分光光度法)
比色分析法见萦外一可见分光光度法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条