? 2021国产精品夜夜，久久精品无限资源好片，成在人线Aⅴ无码免费，国产无码 免费视频，日本亚洲a在线，福利性爱视频在线，色七七在线综合视频，91精品伊人久久大线蕉色

<dd id="yla1d"></dd>





    • <b id="yla1d"></b>
    




  
 
    
    
    
      
    
	  
         +86 917 3228322   |    sales@belongmetal.com
		
        
    
		
		
		
		 
         
         
         
        
             中  文  |  ENGLISH
        
    
      
    
    
    
	

  
    
    

    

 
    
   
    
    
        
        
    

           
           
    
                
    
                    
    Tungsten
    

                    
                    
    
                        
      
                          
    • Tungsten electrode
      •                         
      
                        
    
                            Tungsten electrode                        
    
                    
      
                               
                    
                    
    
                	
    Tungsten electrode
    
                            
      
                                
    • Material: ≥99.95% tungsten, WNiFe, WNiCu, WCu
      • 
                                
    • Technics: swaging, straightening, machining
      • 
                                
    • Dimension: Customization
      • 
                                
    • Application: Semiconductor ion injection parts, electric vacuum parts and electric light source parts, refractory parts for industrial high temperature furnace, Argon arc welding and resistance weldin
      • 
                                
    • Application:  Semiconductor ion injection parts, electric vacuum parts and electric light source parts, refractory parts for industrial high temperature furnace, Argon arc welding and resistance welding electrodes.
      • 
                                
    • 
                                    
      
                                      
                                     INQUIRY
                                    
      
                                
      • 
                            
    
                    
    

                    
    
                    
    
	Material: ≥99.95% tungsten, WNiFe, WNiCu, WCu
    
Technics: swaging, straightening, machining
    
Dimension: Customization
    
Application: Semiconductor ion injection parts, electric vacuum parts and electric light source parts, refractory parts for industrial high temperature furnace, Argon arc welding and resistance welding electrodes.

    

    
	
    

    

    
	
    

    

    
	
    

                        
    

                   

                
    
                      
                
            
    


            
		  
		  
        
    
    
     
    
    






    
  
在线精品自偷自拍无码中文,av天堂国产对白,国产成人亚洲精品另类动态,精品国内自产拍在线播放观看


    <dd id="yla1d"></dd>
    

    

      • <b id="yla1d"></b>
      

      



      


亚洲国产精品久久一线北|
日韩国产成人精品视频|
亚洲春色无码av专区|
国产精品美女导航|
永久无码午夜精品福利|
亚洲av无码一区东京热|
久久精品在这里色伊人|
91精品麻豆啪在线观看|
亚州毛多水多久久|
国产视频中文字幕在线观看|
欧美一级亚洲三级|
精品国产污污污免费网站入口|
久久中文字幕永久第一页|
国产性色AⅤ免费观看|
av无码一区麻豆精品无码|
亚洲日韩精品一二三四五六七区|
国产精品流白浆无码流畅看|
国产又爽又黄又不遮挡视频|
午国产午夜激无码AV不卡|
亚洲国产av美女网站|
无码人妻啪啪一区二区|