<bdo id="yiqmm"></bdo>
  • <strike id="yiqmm"><tbody id="yiqmm"></tbody></strike>
    

    <strike id="yiqmm"><samp id="yiqmm"></samp></strike><input id="yiqmm"><th id="yiqmm"></th></input><abbr id="yiqmm"></abbr>
    • <input id="yiqmm"><th id="yiqmm"></th></input>
  • 

  • 
欧美大胆老熟妇乱子伦视频,18禁超污无遮挡无码免费网站国产,亚洲 日韩 国产 有码 不卡,99久久精品国产一区二区蜜芽,色综合久久无码五十路人妻,亚洲av无码乱码在线观看野外,免费福利视频一区二区三区高清,亚洲精品456在线播放

    


    
    
    
       
    
    
    Welcome to the official website of Legret Metal Company

    



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

    



    





    
    

    


    
    
    
        
    
            
    
                

    
    
    Contact US
    
    
    
        mobile phone: 135-2799-2739
        
    Service hotline: 0769-38893080
        
    Email: lzd@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：
亚洲va久久久噜噜噜久久狠狠|
中年国产丰满熟女乱子正在播放|
992tv国产人成在线观看|
国产哟交泬泬视频在线播放|
福利视频一区二区在线|
狠狠色狠狠色综合网|
精品国产乱码久久久久久郑州公司
|
色哟哟中文字幕在线|
精品人无码一区二区三区|
色8久久人人97超碰香蕉987|
福利视频网站|
乱子真实露脸刺激对白|
国产伦码精品一区二区|
欧美精品国产综合久久|
97无码视频在线看视频|
曰本女人牲交全视频免费播放|
无码高潮爽到爆的喷水视频app|
色135综合网|
国产麻豆剧传媒精品国产av|
亚洲成av人片在线播放无码|
亚洲美免无码中文字幕在线|
国产精品一码在线播放|
国产极品白嫩精品|
国产精品十八禁在线观看|
乱子伦一区二区三区|
亚洲色欲Aⅴ无码一区二区|
国产jizz|
人妻丰满熟妇av无码区hd|
一区二区亚洲人妻精品|
又粗又大又黄又硬又爽免费看|
狠狠躁夜夜躁人人爽天天天天|
日韩精品网|
91尤物国产尤物福利在线|
a级毛片一区二区免费视频|
老湿机69福利区无码|
秋霞无码久久久精品|
欧美天天拍在线视频|
欧美成人看片黄A免费看|
激情中文小说区图片区|
国产精品SM捆绑调教视频|
国产精品亚洲а∨天堂|