最新国产理论片在线视频观看,一个人看的www视频免费观看,久久视频,V久久国产精品免费一区二区三区,国产视频综合,中文手游下载,国产91在线爆乳

NiCr

鎳鉻靶.jpg



Introduction: mainly used in the coatings of architectural glass, microelectronics, magnetic recording, semiconductor and thin film resistance

Proportion: 80/20,wt% or customized

Purity: 99.8%-99.95%

Shape: planar, rotary

Appearance: silver

Density: 8.56g/ cm3

Specification: customized



Scan and pay attention to the public number