fracture during cold drawing
fracture during cold drawing
冷拔时断裂
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The fracture reason of 45 steel bar during cold drawing was analyzed by chemical inspection, metallographic examination, scanning electron fractograph and electron probe analysis.
采用化学成分分析、金相分析、断口扫描电镜及电子探针分析等手段，对4 5钢棒材冷拔断裂的原因进行了分析研究。
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