亚洲,中文,欧美,日韩,国产 日韩 欧美 精品,国产成人精品在线不卡,中文字幕无码手机

    • 

    • <video id="4pd6f"></video>
  • 

  • 



    
	
	
	
		
	
	
	
    
	
    
	
    
				
    
					
    
						
    Two-roller seamless mill
    
						
    
						
    
						
    

    Φ36mm~Φ219mm?pipe ?
    

    Two-roll hot-rolled seamless pipe production line
    

    

    Accu-Roll2
    

    Accu-Roll7 Accu-Roll8
    

    Accu-Roll1
    

    Layout
    

    

    Accu-Roll3
    

    Host part
    

    

    Accu-Roll4
    

    Cooling bed
    

    


    
	--------------end-------------

    

    
Taiyuan Si Chen Machinery Equipment Co., Ltd. Release,Welcome to share	

    

    
	
    
    

    
						
    
						
    	From:Taiyuan Si Chen Machinery Equipment Co., Ltd.