本文对真空法控制内径拉制成厚壁管状玻璃棒的生产中出现的问题进行讨论。
The present paper discussed the problems during the production of thick-wall glass by application of new technology of inside diameter controlling with vacuum method.
具有优良的强度和韧性，主要用于制作大规格管、棒、板拉制模。
With good strength and toughness, it is mainly used for making drawing dies for drawing big tubes, rods and strips large drawing dies.
多晶硅用直拉法(CZ)或磁场直拉法(mcz)拉制成单晶硅棒。
Silicon single crystals are produced mainly by Czochralski method (CZ) and magnetic field app-lied Czochralski method (MCZ).
应用推荐