vitreous insulating material

例句：

1. 1. Thenew window is made of vitreousinsulating material, which greatly reducesheat loss.
   新窗户是用玻璃绝缘材料制成的，这大大减少了热量损失。
2. 2. Theconstruction of the bridge was completed using vitreous insulating material, ensuringits durability and safety.
   桥梁的建设使用了玻璃绝缘材料，确保了其耐用性和安全性。
3. 3. The insulating material used inthis project is specially formulated to provideexcellent thermal insulation properties.
   该项目中使用的绝缘材料经过特别配方，提供了出色的热绝缘性能。