词典释义：
双语例句
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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。