三级c欧美做人爱视频-三级爱爱-三级爱爱视频-三级不卡视频-国产成人 免费观看-国产成人+综合亚洲+天堂

TEL:

18816588806

NEWS

Follow VLT to understand the information

How to solve the film drop of vacuum coating

Empty coating will encounter film drop. What is the reason for this situation and how to solve these problems?
1. Surface cleanliness
The surface cleanliness of the product is not enough, you can consider argon amplification and longer time when cleaning the ion source.
2. Problems in the cleaning process
The cleaning was not in place before plating, or the cleaning solution was replaced.
3. The problem of craftsmanship
Whether the process parameters have changed, make appropriate adjustments in the coating time and current.
4. The problem with the target material
Whether the titanium target is poisoned, check and replace it.
5. Whether the vacuum chamber is leaking
Perform a leak detection.
6. Product surface oxidation
There are many reasons for oxidation, so you can judge and deal with it yourself.
2021/08/19 16:19:01 3672 次

主站蜘蛛池模板: 美女扒开下面让男人捅 | 99一级毛片| 直接黄91麻豆网站 | 国产拳头交一区二区 | 日本三级日本三级日本三级极 | 日韩精品免费一级视频 | 性夜影院爽黄e爽在线观看 羞羞色院91精品网站 | 亚洲国产午夜精品理论片的软件 | 日本xxxx色视频在线观看 | 日日添天天做天天爱 | 五月天婷婷亚洲 | 在线高清国产 | 日本免费不卡在线一区二区三区 | 国产视频福利 | 97影院3| 日本毛片在线观看 | 国产小视频免费在线观看 | 视频1区| 激情文学亚洲色图 | 精品三级在线观看 | 国产免费人人看大香伊 | 美女好紧好大好爽12p | 欧美一卡二卡科技有限公司 | 在线观看午夜 | 日本黄色免费电影 | 伊人9999| 影音先锋色天使 | 亚洲精品aaa揭晓 | 日本免费一区二区在线观看 | 亚洲一区二区三区免费 | 成人夜色视频网站在线观看 | 欧美人成网站免费大全 | 毛片视频免费网站 | 一级片在线视频 | 国内久久久久高清影视 | 免费视频在线观看1 | 亚洲精品久久片久久 | 色老头在线官方网站 | 一级视频在线免费观看 | 白嫩美女在线啪视频观看 | 五月婷婷俺也去开心 |