What is the unit attribute?

Classification definition of unit attributes 1 Office general administrative office type 2 Telecom room or computer room with a large number of information computers that have been started for a long time 3 Library, book collection and data storage nature 4 Exhibition hall Static open exhibition space 5 Dormitory hotel, dormitory type 6 farm farm farm type 7 active dynamic open rental space or shop type 8 Research-oriented experimental or R&D unit multi-energy consuming instruments and equipment type 9 medical hospital or frequently used medical equipment type 10 teaching classroom type1.