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模具钢; 锻模钢 (【技】用于制造模具的工具钢。根据使用性质,模具钢可分成三大类:①使金属在冷状态下变形的冷作模具钢。②使金属在热状态下变形的热作模具钢。③塑料模具钢。) | |||
板模钢 |
die steel: 58 phrases in 9 subjects |
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