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This paper provides a new method of matrix resolution.
提出了一种新的归结方法—矩阵归结。
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The design method of matrix dies is introduced with example.
本文通过实例介绍了压字形模具的设计方法。
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The design method of matrix dies is introduced with example.
本文通过实例介绍了压字形模具的设计方法。
youdao