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得出了铁素体形态与焊缝韧性之间的联系;
The relationship between various morphologies of the ferrite and the toughness of welds has been found.
youdao
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得出了铁素体形态与焊缝韧性之间的联系;
The relationship between various morphologies of the ferrite and the toughness of welds has been found.
youdao