用途：适用于纸箱密封机。用于冷冻食品包装。
Application: Suitable for carton sealing machine. Used in cool food package.
根据冷冻食品用瓦楞纸箱在冷库中易出现的塌箱现象，介绍了塌箱原因。
Corrugated boxes for frozen foods were very easy to collapse in cold rooms. According to this phenomenon, the reason of collapse was analyzed.
针对冷冻食品包装用瓦楞纸箱在冷库贮存过程中的塌箱现象，指出了塌箱主要是由于纸箱力学性能降低引起的。
Corrugated boxes for frozen foods can be very easy to collapse in refrigeration process. It was put forward that the cause of collapse is decrease of mechanical property of corrugated box.
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