婷婷人人爽人人爽人人片,蜜桃臀AV高潮无码,妺妺窝人体色777777仙人掌,在线观看高清黄网站免费

  • 首頁
  •  
  • 產(chǎn)品
  •  
  • 供應(yīng)硫化鋅元件
 
供應(yīng)硫化鋅元件

  • 硫化鋅材料

    Zinc Sulphur( ZnS) mateiral have two grades and can be use in imaging systems. Regular grade material is grown by the chemical vapor deposition process. This material is often used in the 3um to 5 um ..

  • 硫化鋅窗片

    Zinc Sulphur(ZnS) windows are made from Zinc Sulphur material,which has transparent range from 3~5microns and 8-12microns. MT-Optics,Inc. can kindly process this ZnS as windows, mirrors, lenses etc. ..

< Previous1Next >

 
国产成人精品亚洲午夜麻豆| 亚洲中文字幕久久精品无码2021| 玩爽少妇人妻系列视频| 女仆学校羞耻椅子调教H| 六月婷婷缴清综合在线| 国产成人无码A区在线观看视频免费|