In several methods to prepare silicon nitride powder there exist some shortages in the present, so self-propagating high temperature synthesis is developed for fabricating the powder.
现阶段的几种氮化硅粉体的制备方法存在着很多不足，因此采用燃烧合成工艺制备氮化硅粉体。
In several methods to prepare silicon nitride powder there exist some shortages in the present, so self-propagating high temperature synthesis is developed for fabricating the powder.
现阶段的几种氮化硅粉体的制备方法存在着很多不足，因此采用燃烧合成工艺制备氮化硅粉体。
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