Friday, March 10, 2023
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。
Friday, March 15, 2024
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。
Friday, January 26, 2024
Wednesday, April 3, 2024
Friday, April 12, 2024
Saturday, August 12, 2023
Thursday, August 31, 2023
Friday, April 12, 2024
Saturday, August 12, 2023
问题:DC03牌号的钢种在经过平整轧制后经过()后使用会出现时效屈服现象。A、3个月B、6个月C、不会出现时效现象
Friday, November 11, 2022
问题:机组设备运行前必须检查设备的地脚螺栓,设备上的联接螺栓等应()。
Friday, February 2, 2024
Monday, October 2, 2023
Tuesday, January 16, 2024
Monday, October 2, 2023
Saturday, February 10, 2024
问题:以钢卷的端部观看,板头的方向、()是正常钢卷,逆时针为()。
Friday, January 26, 2024
Wednesday, April 3, 2024
Thursday, February 1, 2024
问题:目前生产的冷轧板卷其表面粗糙度可定义为()A、毛面B、光面C、麻面
Wednesday, April 3, 2024
Friday, February 2, 2024