gogogo免费视频观看,日韩精品一区二区三区色欲AV,特级西西人体444WWW高清大胆,狠狠色丁香婷婷综合尤物

  • <kbd id="6ok22"><option id="6ok22"></option></kbd>
  • <kbd id="6ok22"></kbd>
    <dfn id="6ok22"></dfn><noscript id="6ok22"><em id="6ok22"></em></noscript><dfn id="6ok22"></dfn>
    We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.Privacy Policy
    EN
    Aluminum (General)

    Aluminum (General)

    Aluminum (General)
    Aluminum (General)
    Material Description: High-purity aluminum has good ductility. It can usually be rolled into very thin aluminum foil or very fine aluminum wire. The high-purity aluminum is silver-white, the surface is smooth, with clear crystal grain and no inclusions. It has low deformation resistance, high electrical conductivity and good plasticity.

    Applications: Mainly used in scientific research, electronics industry, chemical industry and manufacturing of high-purity alloys, laser materials and some other special applications.

    Get A Quote
    Cases
    Leave a Message
    Contact Us
    日本理论片| 夜夜欢天天干| 日韩| 国产又黄又硬又粗| 亚洲av无码久久精品色欲| 女人下边被添全过视频|