蓝宝石晶体、蓝宝石晶片、蓝宝石窗口、蓝宝石仪表、蓝宝石表面、LED衬底用蓝宝石原料(高纯氧化铝)
Sapphire crystal, Sapphire piece, Sapphire window, Sapphire instrument, Sapphire surface, Sapphire substrates use materials (high purity alumina)
蓝宝石晶体、蓝宝石晶片、蓝宝石窗口、蓝宝石仪表、蓝宝石表面、LED衬底用蓝宝石原料(高纯氧化铝)
Sapphire crystal, Sapphire piece, Sapphire window, Sapphire instrument, Sapphire surface, Sapphire substrates use materials (high purity alumina)