GB/T 50378-2019 第8.1.3条
| | The indoor noise level of main functional rooms in hotel buildings (guest rooms, meeting rooms, etc.) shall not exceed the lower-limit requirements specified in the current national standard Code for Sound Insulation Design of Civil Buildings GB 50118. For example, guest rooms shall be ≤40 dB(A) during daytime and ≤30 dB(A) at night. |