Cu-Co bi-metal catalysts derived from CuO/LaCoO3 perovskite structure were prepared by one-step citrate complexing metho......

对双金属带锯条在热处理后产生的硬度不足和断裂现象进行了金相、电镜及Ｘ射线衍射分析，找出了失效的主要原因是淬火加热温度偏氏和过......

LaFeO3 perovskite 支持了 Ni， Ni-Fe 催化剂被准备并且适用于 syngas 的 methanation 反应。二个准备方法被采用。一个人是一步舞......

通过比较双金属挤压铸挂与重力铸挂的转子毛坯,采用双金属挤压铸造大大减少了转子毛坯的机加工余量,且能明显提高45#钢-铅锡青铜结......

Cu-Co bi-metal catalysts derived from CuO/LaCoO3 perovskite structure were prepared by one-step citrate complexing metho......

The metal goes into the plastic deformation after the application of external load. Most of the metal forming industries......

用电渣熔铸的方法制造了双金属复合材料锤头。双金属复合锤头头部材料采用高铬铸铁,锤柄采用碳素结构钢。对复合材料锤头组织性能......