          
                    2.1 简介
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.3.2" data-path="../hardware/">
            
                <a href="../hardware/">
            
                    
                    2.2 硬件分析
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.3.2.1" data-path="../hardware/pr