The production technologies for multiple petrochemical raw materials were introduced with the theoretical mechanism explained by conversion of chemical structures in the refining process.
介绍了炼油过程中多产石油化工原料的有关工艺技术，从化学结构转化角度阐明了理论依据。
The use of arsenic-free refining agent in C-glass batch and the corresponding adjustment of relative raw materials are introduced.
介绍了无砷澄清剂在中碱玻纤配合料中的加入量及相关原料的调整。
Metallurgical grade silicon is raw materials for organic and electronic USES. The impurities should be reduced through refining treatment, the method of oxidizing is priority now.
冶金硅是生产有机硅和电子用硅的重要原材料，需精炼处理以降低其中的杂质。
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