The manufacture of clean steel needs high performance carbon-free bricks for ladle lining.Based on long term application......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

Carbon-free basic dry vibration mix was prepared using middle grade magnesia and fused magnesia as main starting materia......

通过金相与EDS分析,确定了50CrVA弹扁表面纵向裂纹产生的原因为钢中的气体。针对性地采取了多项预防措施,取得了明显效果。......

根据相图分析,采用刚玉、α-Al2O3微粉、尖晶石、电熔镁砂等为主要原料,并针对不烧的无碳铝镁尖晶石砖采用溶胶和卤水复合结合剂,......

针对首轮样车运行平稳性差、偏移量大、行程小等问题,采用扇形轨迹方法对小车的运行轨迹进行了分析计算;转向机构采用了3处可调的......