GB/T 50378-2019 第11.2.3条
| | Use energy-efficient elevators or escalators, and the elevator system energy-saving rate shall be no less than 30% (e.g., using variable-frequency drive and energy regenerative technology). |
| | Use energy-efficient elevators or escalators, and the elevator system energy-saving rate shall be no less than 30% (e.g., using variable-frequency drive and energy regenerative technology). |
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