问题:冷轧是金属在()以下进行的轧制变形。一般指()的热轧钢卷不经加热而在室温直接进行轧制加工。...
Wednesday, May 28, 2025
Saturday, February 10, 2024
Monday, October 2, 2023
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Friday, March 14, 2025
Sunday, November 10, 2024
Sunday, November 10, 2024
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Wednesday, May 28, 2025
问题:冷轧生产工艺中,对带钢进行热处理的操作分为加热、()、冷却。...
Sunday, November 10, 2024
问题:静载拉伸试验中,表示钢材强度的指标是()、(),塑性指标是()、()。...
Thursday, November 28, 2024
问题:碳素结构钢Q215中的“Q”表示()?A、抗拉强度B、屈服强度C、断裂强度...
Friday, March 15, 2024
Monday, December 30, 2024
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Thursday, November 28, 2024
问题:切头剪的剪刃侧隙调整采用()调整下刀座的方式完成。...
Sunday, November 10, 2024
Monday, October 2, 2023