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
  •  
  • 窗片
 
窗片

  • 窗片概述

    Windows are applied to isolate different physical environments while allowing light to passing through. When selecting windows, it's necessary to consider materials, transmission, scattering, wave fro..

  • BK7窗片

    Diameter Tolerance: ------------------ +0.0, -0.1mm Thickness Tolerance: ----------------- ±0.2mm Clear Aperture: ------------------------- 80% Parallelism: ------------------------------1'(Standard)..

  • 熔石英窗片

    Diameter Tolerance: ----------- +0.0, -0.1mm Thickness Tolerance: -------- ±0.2mm Clear Aperture: -------------------80% Parallelism: ---------------------- 1'(Standard), 10(High ..

  • Borofloat窗片

    Typical Diameter (Φmm):-----------------------------8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0 Typical Thickness (mm):------------------------------1.0 ~ 50.0 Diameter Tolerance (m..

  • 硼硅酸鹽窗片

    Typical Diameter (Φmm):-----------------------------8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0 Typical Thickness (mm):------------------------------1.0 ~ 50.0 Diameter Tolerance (m..

< Previous1Next >

 
成人免费乱码大片A毛片| 成人午夜福利视频后入| 国产色综合天天综合网| 最近国语视频在线观看免费播放| 97精品人妻系列无码人妻| 国产精品特级露脸AV毛片|