采用循环伏安法研究了铜电极在浓碱溶液中的电化学行为。
Cyclic Voltammetry have been used to investigate the electrochemical behaviour of copper in concentrated alkaline solutions.
碱缩泡泡纱是利用棉纤维遇到浓碱液产生直径增大,长度缩短的原理。
Alkali draws back the seersucker to utilize the cotton fiber to meet dense lye to produce the diameter to increase, principle that the length shortens.
如不慎沾染油漆,可以使用汽油清洗,注意:请勿喷洒浓酸浓碱等强腐性物品。
If accidentally stained with paint, you can use gasoline cleaning, attention: do not spray concentrated acid, strong alkali and other strong corrosive substances.
如不小心感染油漆,皮雕能够运用汽油清洁,留意:请勿喷洒浓酸浓碱等强腐性物品。
If accidentally infected paint, skin carving can use gasoline cleaning, note: do not spray strong acid alkali and other strong corrosive items.
提出了在常压下用高浓度碱液浸出粉煤灰提铝渣中二氧化硅的工艺;研究了二氧化硅在浓碱体系中的浸出行为。
A new method of leaching SiO_2 from the residue was studied in atmosphere and highly concentrated alkali solution.
碱浓废料通常用硫酸中和消毒。
针对以上的问题,首次采用三室双阳膜电解和双极膜电渗析法处理了低浓so_2钠碱吸收液。
Aimed at the problems above, the three-compartment cation selective membrane electrolysis and dipolar membrane electrodialysis technique are used to deal with the dilute SO2 absorbed solution.
硅管还在耐化学喜欢浓酸或碱液体限制,有机溶剂或油。
Silicone tubing also has limitations in chemical resistance to fluids like concentrated acids or bases, organic solvents, or oils.
实践证明利用碱解氧化可降低浓废水中的氨氮、磷化物及盐浓度,对保证后续生物处理系统正常运行有重要作用。
The operation results show that the basic oxidation is effect to decrease the contents of ammonia nitrogen, phosphide and salt. This is very favorable to the following biological treatment.
实践证明利用碱解氧化可降低浓废水中的氨氮、磷化物及盐浓度,对保证后续生物处理系统正常运行有重要作用。
The operation results show that the basic oxidation is effect to decrease the contents of ammonia nitrogen, phosphide and salt. This is very favorable to the following biological treatment.
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