The idea is with the help of vacuum pump to increase the pressure difference between material hopper and vacuum chamber, hence the packing environment can be achieved.
通过真空泵减压，使真空室里面的负压慢慢增大，在产品供应漏斗和真空室之间产生压差，从而实现包装过程。
Productions were packaged with vacuum soft packing, it was produced a kind of food with special flavor, eating and taking conveniently.
对产品采用真空软包装，生产出了风味独特、食用和携带均很方便的软包装食品。
Experiments show that this type of one room vacuum packing machine has the advantage of reliable running state, manipulated procession easily, modern model and therefore, extensive application future.
实验运行表明，该单室真空包装机运行稳定、便于操作者操作、外型美观时尚，有着广阔的应用前景。
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