| 释义 |
磨料móliào工业上用的研磨材料,硬度大,机械强度高。金刚石、石英、刚玉等是天然磨料,人造刚玉、碳化硅等是人造磨料。{abrasive; abradant; industrial material with great hardness and high mechanical strength for grinding and polishing. Diamond, quartz, corundum, etc. are natural abrasives while man-made corundum, silicon carbide, etc. are artificial abrasives.} |