电加热管可广泛应用于加热水、油、空气、硝盐溶液、酸溶液、碱溶液和低溶点金属(铝、锌、锡、巴氏合金)。

Electric heating pipe can be widely used in heating water, oil, air, nitrate solution, acid solution, alkali solution and low melting point metal (aluminum, zinc, tin, Babbitt).

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本文探讨了有关二聚体的形成与溶剂极性、溶液浓度、取代基团性质及络合金属原子的关系。

In this paper, the correlations of the formation of dimers with solvent polarity, concentration, nature of substituent group and central metal were investigated.

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通过加入碱以沉淀氢氧化锌而可以从得自炉灰的混合金属溶液中去除锌。

Zinc can be removed from mixed metal solutions obtained from furnace dust by adding base to precipitate zinc hydroxide.

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