Gold Index: 133
Ningbo Danko Vacuum Technology Co., Ltd. [China (Mainland)]
Business Type:Manufacturer City: Ningbo Province/State: Zhejiang Country/Region: China (Mainland)
Stainless Steel Ion Vacuum Coating Machine
Arc Discharge : An electric arc or arc discharge is an electrical breakdown of a gas that produces an ongoing electrical discharge. The current throug
2017-08-21