金刚砂轮 金刚砂轮的英文 英语翻译 carborundum grinding wheel 拓展翻译 金刚砂corundum; emerycarborundum; emery; silicon carbide金刚砂电炉carboradiant kiln金刚砂磨石carborundum sharpening stone金刚砂研磨膏carborundum paste金刚砂油石carborundum sharpening stone金刚砂纸carborundum paper金刚胺盐酸盐amantadine hydrochloride金刚硅砖料carbofrax金刚合金adamantine金刚化合物adamantine compound金刚铝diamantine金刚绿diamond green金刚硼adamantine boron金刚沙carborundum; corundum金刚沙尖carborundum point金刚沙磨片carborundum disk金刚石diamonddiamond金刚石电路diamond circuit金刚石磨盘diamond disk金刚石切割diamond cutting