This is the 7771st most frequent Japanese word.
各階
Each floor.
In this sentence, '各階' means 'each floor' and is used to indicate that the equipment is present on every individual floor of the building.
このビルの各階には飲水機があります。
Each floor of this building has a water dispenser.
Here, '各階' specifies the location of emergency exits, emphasizing their presence on all floors adjacent to the elevator.
ホテルでは各階のエレベーター横に非常口があります。
In the hotel, there are emergency exits next to the elevators on each floor.
In this example, '各階' describes the cleaning schedule, denoting that activities occur across all floors.