Did equilibration take place before or after setting of chromite and silicates?

究竟平衡作用发生在铬铁矿和硅酸盐下沉之前,还是在其后?

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The commercial product however, containing silica and silicates, has a positive effect.

然而含有硅石和硅酸盐的工业品都有肯定的效果.

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In other words, they are hydrous silicates.

换言之, 它们是水化硅酸盐.

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They are alumino - silicates of sodium . potassium and calcium.

它们都是钾和钙的铝硅酸盐类.

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Layer silicates have excellent adsorptive performance because there are structural channels in it.

在层状硅酸盐矿物中存在结构孔道,这使它具有良好的吸附性.

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Preparing porous materials from layer silicates is a new trend in the development of porous materials.

利用层状硅酸盐制备多孔材料是多孔材料发展的新趋势.

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This paper expound the layer silicates'mechanism of adsorptive performance form its structural.

本文从层状硅酸盐矿物的的结构特点出发,阐述了其吸附机理.

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