1) ratio of COD to SO_4 2-
COD/SO42-值
1.
Degradation of high-concentration sulfate wastewater is studied under micro-aerobic environment and different ratio of COD to SO_4 2-.
试验研究了微氧环境和不同COD/SO42-值下高浓度硫酸盐废水的降解,参照制药废水配置的进水保持稳定的COD浓度,改变SO42-浓度,分别在微氧和厌氧环境下考察了系统出水中SO42-、S2-、COD和微生物形态等因素。
2) 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。
3) COD/ SO2-4 ratio
COD/SO42-
4) COD/ SO42-
COD/SO42
5) COD value
COD值
1.
This experiment was conducted to determine the loss rates of four kinds of pellets with drying method and the COD values with potassium permanganate method after different periods of pellets immersion in distilled water.
采用烘干干燥法和高锰酸钾法分别测定了市售的罗非鱼沉性饲料、罗非鱼膨化饲料、对虾沉性饲料、牛蛙膨化饲料入水后的散失率及水体COD值随时间的变化。
2.
The results show that the COD value of different types of glass raw materials differs from each other greatly; the optimal proportion of H2SO4:H3PO4 is 4:1; the optimal acid added order is phosphoric acid first and sulfuric acid the second; the optimal digestion time for chemical raw materials is 15min, and for mineral raw materials is 30min.
为提高浮法玻璃原料化学需氧量(COD)的测定效率,研究了混酸消解法测定浮法玻璃原料COD值的影响因素和最佳实验条件。
6) COD
[英][,si: əʊ 'di:] [美]['si 'o 'di]
COD值
1.
Discuss on end-point judgment of flax retting with COD;
用COD值定量判断亚麻脱胶终点的探讨
补充资料：[3-(aminosulfonyl)-4-chloro-N-(2.3-dihydro-2-methyl-1H-indol-1-yl)benzamide]
分子式：C16H16ClN3O3S
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
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