摘要
论述了角钢负偏差生产的意义和依据,介绍了角钢负偏差生产的条件和技术措施,分析了负偏差生产角钢的经济效益。
The significance and basis of angle production with negative tolerance are stated, the condition and technical measures introduced, the economic profit analyzed
出处
《河北冶金》
2002年第6期30-31,共2页
Hebei Metallurgy
