ter " data-level="1.6.6" >
            
                <span>
            
                    
                    5.6 WiFi锁
            
                </span>
            

            
        </li>
    
        <li class="chapter " data-level="1.6.7" >
            
                <span>
            
                    
                    5.7 智能保险柜
            
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        </li>
    
        <li class="chapter " data-level="1.6.8" >
       