GB/T 50378-2019 第5.2.8条
| | The lighting power density (LPD) of hotel public areas (lobby, corridors, restaurants, etc.) shall not exceed the target values specified in the current national standard GB 50034 "Standard for Lighting Design of Buildings". For example, lobby LPD ≤ 10 W/m², restaurant LPD ≤ 9 W/m². |