GB 50311-2016 第7.2.2条
| **** | Horizontal subsystem cables should be installed in metal conduits or flame-retardant PVC conduits; when installed within ceilings, metal cable trays should be used for protection. |
GB 50311-2016 第7.2.2条 Code for Engineering Design of Generic Cabling System
Other clauses of this standard
- GB 50311-2016 第1.0.1条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第1.0.2条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第1.0.3条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第1.0.4条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第1.0.5条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第1.0.6条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.1条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.2条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.3条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.4条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.5条Code for Engineering Design of Generic Cabling System
- GB 50311-2016 第2.1.6条Code for Engineering Design of Generic Cabling System
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