大学生一级毛片免费看**_别进的太深受不了太大了_国产精品视频一区二区三区_欧美特黄一级高清免费的香蕉

Technical specification：
wafer size：6寸  8寸  12寸
Max board size: 510 x 515
aspect ratio：1:1-20:1
backing material： Glass, quartz
filling material：Cu
glass thickness：100um -800um
Minthrough hole diameter：10um
Hole spacing/diameter：2:1  

-Cation exchange membranes can reduce the use of additives -Continuous filtration of chemical components -Dry in dry out, low maintenance cost -Custom seal range -High working efficiency -Accurate and consistent flow control -Extremely uniform site profile