亚洲精品嫩草研究院久久,亚洲乱码中文字幕综合站,国内精品一区二 ,91免费视视频在线观看,亚洲AV中文无码乱人伦在线视色,伊人

Yttrium oxide
Yttrium oxide
Detail
Mainly used for manufacturing microwave magnetic materials for military use and important materials (single crystal; yttrium iron garnet, yttrium aluminum garnet composite oxide, etc.) are also used as fluorescent powder and other high brightness CRT glass coatings, ceramic materials, additives, big screen TV optical. Also used in the manufacture of film capacitors and special refractories, as well as high pressure mercury lamps, lasers, storage devices, such as magnetic bubble material.
Scan QR codeClose