稀土灰口铸铁高压暖气片
radiator of rare-earth grey cast iron
灰口铸铁管件
Gray iron castigs for pipe fittings
掺杂稀土铁酸盐
doped rare earths ferrites
doping rare earths ferrites
磁铅石型稀土铁氧体
magnetoplumbite doped rare earth ferrite
低铬稀土白口铸铁
low-chromium white cast iron with RE
碱土-稀土硫化物
Alkaline-earth rare-earth sulfide
碱土稀土三元硫化物
alkaline earth-rare earth ternary sulfide
稀土铁超磁致伸缩材料
rare-earth iron giant magnetostrictive materials
稀土-铁-氮化合物
Rare Earth-Iron-Nitrogen compounds