真空拌馅机是用于混料的设备通过真空装置使物料处于负压状态。A vacuum filling machine is a device used for mixing materials, which uses a vacuum device to keep the materials in a negative pressure state.
真空包装机是将包装袋内抽成真空,然后封口,使袋内形成真空。A vacuum packaging machine is used to create a vacuum inside a packaging bag, which is then sealed to create a vacuum inside the bag