通过数据分析发现，销售利税率、资金利税率、综合成材率、吨钢可比能耗以及连铸比对钢铁企业的经济效益影响较大。
It is found that return on sales , return on investment , high quality ratio , comparable energy consumption per ton of steel and continuous casting ratio have greater effects on an enterprise 's financial performance .
销售利税率