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本文依据１４″黑白电视机显象管生产工艺对排气台的技术要求，分析了排气台真空系统的抽气性能．特点和影响抽气的限制因素，并进行了系统设计计算。
In this paper, according to the technical requirements of 14 "black and white TV tube production process on the exhaust gas station, the exhaust performance of the vacuum system of the exhaust station, the characteristics and the factors that affect the exhaust gas are analyzed, and the system design and calculation are carried out.