1) outward pimpled rubber bat
正贴海绵球拍
2) a foam-rubber table tennis bat
海绵球拍
5) SB (sponge ball)
海绵球
6) spherical sponge iron
球形海绵铁
1.
Static experimental test,in which the spherical sponge iron was applied to dealing with water polluted by cadmium,were carried out to investigate the effect of pH,solid-liquid ratio,interaetin time between sponge iron and solution and in- itial Cadmium pollution concentration in solution on the removal percentage of Cd.
利用铁精粉造球和直接还原工艺制备了粒径为1～5 mm的多孔性球形海绵铁。
2.
Porous spherical sponge iron with 1~5 mm diameter was prepared by direct reduction process.
利用铁精粉造球和直接还原工艺制备了粒径为1~5mm的多孔性球形海绵铁。
补充资料：海绵
①低等多细胞动物，种类很多，多生在海底岩石间，单体或群体附在其他物体上，从水中吸取有机物质为食物。有的体内有柔软的骨骼。②专指海绵的角质骨骼。③用橡胶或塑料制成的多孔材料，有弹力，像海绵：～底球鞋丨～球拍。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条