大吨位的熔制，过热现象是普遍存在的，但不会形成大量粒硅镁石。
In large scale melting pro-ess, superheating often occurs, but chondrodite forms only in a small quantity.
配方中K_2O含量，不仅影响着云母长大，而且还对熔体是否会析出硅镁石起着关键作用。
It is emphasized that the amount of K_2O inthe batch composition not only has an effect on the growth of mica crystals but also isa determining factor to the segregation of humite in the melt.
铁铝榴石呈红褐色，菱形十二面体晶形，化学成分以铁、铝、硅为主，含钙、镁等微量元素。
Almandine being red-brown rhombododecahedron consists of iron, aluminium and silicon, containing trace elements of calcium and magnesium.
在硅酸钠、硫酸镁，改性蛋白石和层硅这三种不同的稳定体系中都存在着后程活化效应。
The anaphase activation exists in three different stabilizers, sodium silicate, magnesium sulphate, modified zeolite and layer crystalline sodium silicate.
在锰硅合金生产中，用菱镁石取代中碳锰铁渣，以调整渣型，保证生产运行。
Replacing MC ferromanganese slag with magnesite in manganese-silicon production, adjusting slag type to assure regular production.
研究了以蛇纹石提镁残渣为原料直接合成有机硅化合物的方法。
In this paper, the method is presented for synthesis of organo silicon compounds directly from residue after extracting magnesium from serpentine ore.
研究了以蛇纹石提镁残渣为原料直接合成有机硅化合物的方法。
In this paper, the method is presented for synthesis of organo silicon compounds directly from residue after extracting magnesium from serpentine ore.
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