1) COD/ SO2-4 ratio
COD/SO42-
2) COD/ SO42-
COD/SO42
3) 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。
4) 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。
5) SO2-4
SO42-
1.
The effect of SO2-4 concentrations on the performance of anaerobic granular sludge were investigated using batch experiments with the sludge obtained from an operating anaerobic baffled reactor(ABR).
m-3d-1,研究SO42-浓度对厌氧颗粒污泥活性的影响。
2.
To study on the process of removal of SO2-4 from sodium multi-component solution and add some additive to remove the SO2-4 from the solution.
研究了多组分无机盐溶液的性质,以石灰石及浓盐酸等原料反应生成的液体CaC l2作添加剂,考察和比较了液体CaC l2用量、体系反应温度、反应时间等因素对SO42-去除过程的影响。
3.
In the rapid ion-chromatographic determination of PO3-4,SO2-4 and NO-3 anions in the drink "Coca Cola",the combining use of the columns of Dionex IonPac AS14 and IonPac AG14 was substituted by the single used of the IonPac AG14A,as chromatographic column which made the 3 anions separated satisfactorily within 3 min.
在离子色谱法测定可口可乐饮料中3种阴离子(PO43-,SO42-及NO3-)时,单独用Dionex IonPac AG14A柱代替常规方法中的联合用两柱Dionex IonPac AS14及IonPac AG14作色谱柱。
6) sulfate
[英]['sʌl,feɪt] [美]['sʌl,fet]
SO42-
1.
In this article,sulfate concentration and sulfur oxidation ratio in heating season were measured with on-line systems,and the relationships between sulfur oxidation ratio and influencing factors were discussed.
SO42-是PM10中的重要组成成分,其形成过程受到多个因子的影响。
2.
The technology of microbial U(VI) reduction by sulfate reducing bacteria(SRB) was employed to treat simulated wastewater from in situ leach(ISL) uranium mining.
以硫酸盐还原菌生物还原法消除模拟地浸废水中的放射性铀污染,分别研究了主要共污染离子Zn2+、Cu2+、SO42-和NO3-对铀生物沉淀过程的影响。
补充资料：钾-42(potassium-42)
【钾-42】(potassium-42)质量数为42的钾的放射性核素。符号`^42K`。具毒性。半衰期12.36小时。发射`\beta^-`辐射（最大能量为3.519兆电子伏）和`\gamma`辐射（能量较复杂）。可从反应堆中以中子轰击`^41K`而制得。临床上用于红细胞容量的测定。
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