Therefore, it is of great significance to research the superplastic properties of these alloys for using superplastic isothermal forging to manufacture complex aviatic forge pieces.
研究这些合金的晶粒细化和超塑性能，对采用超塑性等温锻造方法制造复杂形状航空锻件具有重要意义。
Therefore, it is of great significance to research the superplastic properties of these alloys for using superplastic isothermal forging to manufacture complex aviatic forge pieces.
研究这些合金的晶粒细化和超塑性能，对采用超塑性等温锻造方法制造复杂形状航空锻件具有重要意义。
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