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钢管在线常化
释义
钢管在线常化
Encyclopedia
工学
金属管材轧制
释
on-line normalization of tube
钢管在线常化
轧管后钢管冷却到特定温度以下进再加热炉,在炉内将钢管加热到Ac3或Acm以上温度(加热临界温度)后,保温一段时间,使钢充分奥氏体化,然后出炉进行定(减)径后,按照一定冷却速率冷却到室温的工艺。
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labor protection in China
labor protection of plateau railway
labor protection supervision
labor relation
labor rent
labor resources
labor safety and accident prevention
labor safety regulations
Labor Security Supervision Regulations
Labor Standards
labor standards law
labor statistics
labor stereotyping
labor supply curve
labor supply elasticity
labor’s share of income
labour
labour administrative inspection and supervision
labour alienation
labour aristocracy
labour conflicts
labour contract
labour contract system
labour creates human
labour dispute
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