triple glazing
noun [ U ] UK uk/ˌtrɪp.əl ˈɡleɪ.zɪŋ/ us/ˌtrɪp.əl ˈɡleɪ.zɪŋ/
三层中空玻璃
three layers of glass in a door or window that are separated by air spaces to prevent heat from escaping from a room or to reduce the amount of noise coming in from outside
The insulation from triple glazing is significantly greater than that from double glazing. 三层中空玻璃的隔热效果显著强于双层中空玻璃。