corundum-mullite ceramics

例句：

1. 1. The pottery is made from a mixture of kaolinite and corundum.
   这种陶器是由高岭土和刚玉混合制成的。
2. 2.The corundum-alumina ceramics are highly resistant to scratches and heat.
   刚玉-铝氧化物陶瓷非常抗刮擦和耐热。
3. 3.The corundum-aluminate ceramics have excellent electrical insulation properties.
   刚玉-铝酸盐陶瓷具有极好的电气绝缘性能。