在适当的压强下，工艺室被接通高真空泵系统抽气，以继续降低工艺室的压强。
At the appropriate pressure, the chamber is opened to a high-vacuum pumping system that continues to reduce the pressure of the process chamber.
且具有旋流室和中心抽气管和带多喷孔的散流锥。以此获得较理想的喷雾效果。
It has swirling flow chamber, central air exhausting pipe and fluid scattering cone with multiple orifices to obtain an ideal atomizing effect.
本发明涉及真空包装机，特别涉及一种真空包装机的真空工作室、工作平板及密封抽气装置。
The invention relates to a vacuum packer, especially a vacuum chamber, working flat board and sealing air extraction device.
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