When annealed wire diameter necking: copper wire in hard state, export module is sizing die, tension size not the wire diameter wire drawing.
退火后线径变细：铜线在硬态时，出口模就是定径模，张力大小不至于把线径拉丝。
When annealed wire diameter necking: copper wire in hard state, export module is sizing die, tension size not the wire diameter wire drawing.
退火后线径变细：铜线在硬态时，出口模就是定径模，张力大小不至于把线径拉丝。
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