1) three-stage neutralization
三级中和
1.
Study and application of three-stage neutralization waste water treatment technology;
三级中和污水处理技术的研究与应用
2.
For the fact that the scrubbing water for purification of flue gas from the sulfuric acid production with zinc,copper smelter flue gas shows a strong acidity,and contains a large amount of zinc,copper,lead,cadmium,arsenic,mercury and other impurities,a three-stage neutralization process involving neutralization with lime followed by sulfurizing treatment is adopted,which has achieved good effect.
针对锌、铜冶炼烟气制酸烟气净化洗涤水酸性强,且含有大量的锌、铜、铅、镉、砷、汞等污染物,采用石灰中和再硫化处理的三级中和工艺,取得了较好的效果。
3.
Research work on reaction mechanism,reaction conditions and technical aspects of "three-stage neutralization proces" were accomplished,the experimental stage and the actual pre-production stage of progress were described in detail.
本论文对国内外在处理含砷、汞、铅、锌等离子酸性废水的各种处理方法和实用技术进行了调查、分析和总结,研究了“三级中和”反应的机理、反应条件、技术操作指标等方面内容,详细阐述了实验阶段和试生产阶段的实际进展情况。
2) lime-sulphuric iron three steps neutralizing
石灰-硫酸铁三级中和
1.
Discuss pH value enactment in treating heavy-metal acidic waste water with lime-sulphuric iron three steps neutralizing method.
探讨了石灰-硫酸铁三级中和法处理重金属酸性废水过程中pH值的设定。
3) fractional neutralization
分级中和
4) neutralized radio-frequency stage
中和射频级
6) summation of the trigonometric series
三角级数求和
补充资料：三级醇
分子式：C18H20ClNOS
分子量：333.88
CAS号：4295-65-2
性质：暂无
制备方法：用邻氨基苯甲酸以亚硝酸钠-盐酸重氮化，然后与对氯苯硫酚缩合，生成4-氯二苯硫-2'-羧酸，将后者在浓硫酸作用下脱水环合，得2-氯硫杂蒽酮，进而与[3-（二甲氨基）-1-氯丙烷]-镁的格氏试剂加成制得该品。
用途：泰尔登的中间体。
分子量：333.88
CAS号：4295-65-2
性质：暂无
制备方法：用邻氨基苯甲酸以亚硝酸钠-盐酸重氮化，然后与对氯苯硫酚缩合，生成4-氯二苯硫-2'-羧酸，将后者在浓硫酸作用下脱水环合，得2-氯硫杂蒽酮，进而与[3-（二甲氨基）-1-氯丙烷]-镁的格氏试剂加成制得该品。
用途：泰尔登的中间体。
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