| 1. | Ceramic substances have a number of special properties such as hardness , abrasion resistance , heat resistance , refractory qualities , electro - magnetic adaptability , chemical stability , crystallinity and porosity 陶瓷的特别属性包括:坚硬,抗磨损,耐热,耐融性,电磁适应性,化学稳定性,结晶度及孔积率等。 |