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GB 50034-2013 第2.0.2条 Architectural Lighting Design Standard

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GB 50034-2013 第2.0.2条

| | **Maintained average illuminance**: The average illuminance value on a specified surface when the lighting installation must be maintained. The maintained average illuminance in areas such as hotel lobbies and restaurants must meet the corresponding standard values; for example, the standard value for lobby floor illuminance is 200 lx. |

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