Metal cans are not harmful to human health

金属罐不会对人体有危害 我们现在吃、喝有的都会用到金属罐, 金属罐就是我们常说的易拉罐,其罐盖和罐身是分开生产,*后才组装在一起.在用于很多包装时,强大的内压会弥补薄罐···

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