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储存瓜子首选的好方法是真空包装。由于袋内真空度高,残留空气极少,可抵制细菌等微生物繁殖,能延长保质期!星期六上午,我带着准备好的瓜子到妈妈上班的地方,请她教我进行真空包装。店里有一台机器,看上去像洗衣机又像冰柜一样,它就是真空包装机。我用开口的透明包装袋先分装好两袋瓜子。将真空包装机插上电源,等5分钟。机器有点发热后,我在妈妈的指导下,把包装机的盖子揭开,小心翼翼地把装好的两袋瓜子放进真空机内。然后迅
The preferred method of storing melon seeds is vacuum packaging. Due to the high degree of vacuum in the bag, the residual air is minimal, which can resist the multiplication of microorganisms such as bacteria and prolong the shelf-life! On Saturday morning, I took the prepared seeds to my mother’s place of work and asked her to vacuum pack. The shop has a machine that looks like a washing machine and like a freezer, it is a vacuum packing machine. I use the opening of the transparent bag first sub-two bags of melon seeds. The vacuum packaging machine plugged in, wait 5 minutes. After a bit of heat in the machine, under the guidance of my mother, I opened the lid of the packaging machine and carefully put the two bags of melted seeds into the vacuum machine. Then fast