The pressurizing and filling process is preceded by triple pre-evacuation and double CO2 purging. 在加壓和灌裝過程之前三重前撤離和雙重二氧化碳凈化。
Fast pressurizing in stages and multiple exhausting effectively overcome the problems associated with green bricks crazing in layers. 具有快速分級加壓及多次排氣功能，有效解決坯體分層微裂的難題。
The principle of vacuum pressurizing casting technique is introduced in detail. 論述了真空增壓鑄造技術原理。