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?
辞典例句
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.
辞典例句
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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