vacuum ceramics

例句：

1. 1.The vacuum-ceramics are widely used in the manufacturing industry.
   真空陶瓷在制造业中被广泛使用。
2. 2. The vacuum-ceramics have excellent thermal conductivity and low thermal expansion coefficient.
   真空陶瓷具有良好的热导率和低的热膨胀系数。
3. 3.The vacuum-ceramics are resistant to corrosion and wear, making them ideal for use in harsh environments.
   真空陶瓷抗腐蚀和磨损，使其成为恶劣环境中的理想选择。