inicrostructure相关论文
The modifying effect of La addition on primary phase Mg2Si in Mg-5Si alloys was investigated. The results showed that a ......
采用寓氲基CO2焊工艺对高速列车转向架用低合金控轧钢板(S355J2W)进行了焊接,分析了焊后退火工艺对焊缝金属微观组织、焊接接头冲击性......
以干燥的B粉和Mg粉为原料,采用分步反应法制备了SiC(40~45μm)掺杂的MgBe/Nb/Cu超导线材。通过X射线衍射仪(XRD)、扫描电子显微镜(SEM)研究了......