>自己注冊上下分 24h在線客服! " />

    
    

    NEXT
    PREV
     
    News
    Location:Home > company news
    Rubber extruder screw and barrel materials and processes
    Author:admin  From:the Internet  Time:2015-3-8 8:38:00  Click:3652
    Materials and processes
      
       Quality 38CrMoAL
      
       Quality duplex stainless steel
      
       Quality powder metallurgy materials
      
       Cold, hard metal thermal spray process diagram
      
       Advanced nitriding process
      
       Corrosion, wear double metal spraying
     

    All rights:Zhoushan City Weida Machinery Co.,Ltd. Add:No.2 Road Dinghai District Jintang Town,Jinshan Industrial District,Zhoushan City 浙ICP備13024562號 Technical support:93BAIDU
    无码成本人动漫在线观看,日韩人妻无码中文字幕dvd,欧美久久老妇人,91人妻碰碰视频免费无码