“偏析”造句

杂质常常在晶粒间界偏析.
Impurities tend to segregate at grain boundaries.

提出了避免碳化物带状偏析的有效措施.
The effective measuresare presented bo avoid zonal segregation of carbide.

高碳钢连铸坯存在的最大质量问题是中心缩松、中心偏析严重.
Central shrinkage porosity and segregation are main defects of high - carbon steel billets.

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