<strong id="8kaie"></strong>
    • <option id="8kaie"><dd id="8kaie"></dd></option>
  • <tbody id="8kaie"></tbody>
    

    

    • 




    
    
    
        
    
                            
    
                            
    
                            
    
                            
    
                    
    
        
        
    
    
    

    


    
    
        
    輸配水密封橡膠制品
    
        
    
            您當前的位置: 
            網(wǎng)站首頁 >
            產(chǎn)品信息 >
            輸配水密封橡膠制品 >
            查看詳情
        
    
    
    

    
    
        
        
        
    
            
            
    
                
    
                    
    O型圈
    
                    
    

    　　HONGLI is China´s leading manufacturer of O-rings for Pre-stressed Concrete Cylinder pipes, being responsive to customer requirements, we have developed various types of O-rings for drinking water and dirty-water supplying.
    　　Perform Standard：JC748
    　　Size：DN100~DN4000
    　　Material:NR/NBR
    
                
    
            
    
            
    
        
    
    
    













国产偷窥真人视频在线观看,日本免费中文字幕在线视频,人妻无码视频DvD,亚洲色在线v中文字幕app
在线观看 亚洲av
精品超清无码视频在线观看


    <strong id="8kaie"></strong>
    • <option id="8kaie"><dd id="8kaie"></dd></option>
  • <tbody id="8kaie"></tbody>
    

    

    •