应用ＶＥ　优化冲天炉炉料配比杭州制氧机厂锻冶外陈大格，郑日琪冲天炉传统的笔算配料，在确定技术方案过程中缺少作必要的经济效果评价，从而无法实现技术与经济相结合的优化配料方案。应用ＶＥ方法，则可以使成本有一定幅度的降低，而功能经过生产验证没有改变。在生产... Application of VE to Optimize Burden Ratio of Cupola Furnace Chen Dage and Zheng Riqi’s traditional calculation of ingredients in the oxygen plant of Hangzhou Oxygen Co., Ltd. lacked the necessary economic effect evaluation during the process of determining the technical scheme, and thus could not realize the combination of technology and economy. The optimal ingredients plan. Applying the VE method can reduce the cost to a certain extent, and the function has not been changed after production verification. In production...