日日噜噜夜夜狠狠视频_日韩精品久久久久久久电影竹菊_欧美一区综合_九九热黄色片_极品国产在线_福利视频久草

                



  
 Mr.Bai：Mechanical and electrical engineering master degree, long engaged in the semiconductor and solar equipment research and development, the transformation and the maintenance work. 。


 
 Mr.Boris：Dr semiconductor professional, technical director, pv testing equipment authoritative experts.


 
 Mr.alex：Senior foreign experts, has more than 20 years of the semiconductor and solar industry technology experience.


 
 Mr.Zhao：Equipment maintenance engineer, with many years of professional pv equipment maintenance, debugging experience.


 
 Mr.Dennis：Photovoltaic engineer, participated in pv testing equipment research and development and the document compilation.


 
 Mr.Arkady：Mechanical and electrical engineer, with more than 20 years pv equipment development, maintenance experience, the specialty is engaged in the ShaoZi life equipment research and development.