“floating plug drawing”的概念、定义、翻译、参考文献-科学参考

单词	floating plug drawing
释义	floating plug drawing Encyclopedia 工学管材拉拔释 floating plug drawing浮动芯头拉拔在拉拔时，管坯内芯头不固定，依靠其自身的形状和芯头与管子接触面之间力的平衡，使之保持在变形区中的拉拔。又称游动芯头拉拔。
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