In the traditional CRTprojection displays, the phosphor screen mostly is fabricated by depositing phosphor powder on the glass substrate.
传统CRT投影管中荧光屏的制作，大都采用沉淀法在玻璃沉底上沉积一层荧光粉。
2
With high resolution and large use power, the CRT produced with the said substrate has wide application in color projection TV, advertisement display and other fields.
用透明多晶基片制作的阴极射线管分辨率高，使用功率大，在彩色投影电视，广告显示等领域有广泛的应用。
3
The technical advancement of CRT back projection and LCD front projection are mainly introduced.