例句與造句

1. Firestops in occupancy separations are also more likely to require an equal fire protection rating ( a fire resistance rating for closures ).
2. All components of fireproof vaults must meet the fire protection rating of the vault itself, including doors, HVAC penetrations and cable penetrations.
3. A "'fire door "'is a door with a fire-resistance rating ( sometimes referred to as a " fire protection rating " for closures ) used as part of a passive fire protection system to reduce the spread of fire and smoke between separate firewall or an occupancy separation.
4. It's difficult to find fire protection rating in a sentence. 用fire protection rating造句挺難的