• 

  • <noscript id="a0aaa"><pre id="a0aaa"></pre></noscript>
    

    <nav id="a0aaa"></nav>
    <nav id="a0aaa"></nav><nav id="a0aaa"><sup id="a0aaa"></sup></nav>
    <tr id="a0aaa"><blockquote id="a0aaa"></blockquote></tr>
    
日本高清www片久久,国产午夜视频在线观看,精品少妇人妻AV无码久久,五月婷婷六月天,在线日本国产成人免费的,岛国av免费观看,久久婷婷国产综合精品,五月丁香六月 

    


    
    
    
       
    
    
    Welcome to the official website of Legret Metal Company

    



    
    
    
    
        
        
    Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
    
        
    National consultation hotline：+86 135-2799-2739
    
    
    
    

    



    





    
    

    


    
    
    
        
    
            
    
                

    
    
    Contact US
    
    
    
        mobile phone: 135-2799-2739
        
    Service hotline: 0769-38893080
        
    Email: anson@dglzd.com
        
    Address: Dongguan lvzhidao Metal Co., Ltd
        
    Contact person: Manager Zeng
    
    

    


            
    
            
    
                
    
                    

Lead-free Solder bar

                
    
                
    
                    
    
                        
    
                            
                            




    
    

    
    
    
    
        
      
                
    • 
                    
                
      • 
                
    • 
                    
                
      • 
                
    • 
                    
                
      • 
                
    • 
                    
                
      • 
        
    
    
    


    



                        
    
                    
    
                    
    
                        
    
                            
    Solder barSolder bar Sn99.3Cu0.7
    
                            
    
                                
    
                                    
    
                                        
    Product parameters
    
                                        
    ☆ good fluidity and wettability< br>
☆ excellent antioxidant, less tin slag< br>
☆ appropriate additives to change the crystalline junction of solder joint Structure, reduce internal stress and resist whisker growth< br>
☆ excellent welding performance, few pull points and bridging;
    
                                    
    
                                    
    
                                        
    Scope of application
    
                                        
    This product is applicable to the tin spraying operation system on the surface of PCB, and is widely applicable to the wave soldering operation of automatic lead-free soldering furnace.
    
                                    
    
                                
    
                                
                            
    
                        
    
                    
    
                
    

                
    
                    
    ?? é?
é?????Sn99.3Cu0.7
    常用無鉛焊錫用途表.jpg
    
                
    
                
            
    
        
    
    
    

    





    



















主站蜘蛛池模板：
国产色欲AV一区二区三区|
免费无码一区无码东京热|
熟妇丰满人妻av无码区|
国产高清国内精品福利|
2020精品国产自在现线看|
91超碰欧美经典伊人|
亚洲乳大丰满中文字幕|
人妻av一区二区三区精品|
欧美日韩亚洲综合久久久|
国产亚洲精品久久麻豆|
久操资源|
国产AV无码专区亚洲精品网站|
yjizz最新网站视频观看|
人人妻人人澡人人爽精品欧美|
a级在线|
亚洲综合网站久久久|
日韩在线精品视频观看|
国产精品网址在线观看你懂的|
91超碰在线观看免费|
曰的好深好爽免费视频网站|
色综合无码av网站|
无码一区二区三区在线观看|
99蜜桃臀久久久欧美精品网站|
亚洲人jizz日本jiz人|
日韩av不卡一二三区|
亚洲AV秘 片一区二区三区|
人妻少妇精品视频无码专区|
熟女俱乐部五十路六十路av|
国产偷国产偷精品高清尤物|
国产精品亚洲а∨怡红院|
亚洲精品无码av中文字幕电影网站
|
少妇精油按摩av无码中字|
99久久er热在这里只有精品99|
9191国语精品高清在线|
午夜成人鲁丝片午夜精品|
99热精品毛片全部国产无缓冲|
中文字幕熟妇人妻在线视频|
www.亚洲色图.com|
露脸国产精品自产在线播|
91精品啪在线观看国产91|
91操碰|