Methods:The articles packed with medical ripple paper and full cotton were divided into two groups, then cultivated bacterial of the articles by random sampling.
方法：将医用皱纹纸与棉布包装物品分组，随机抽样进行细菌培养，并同时进行成本、性能比较。
Methods:The articles packed with medical ripple paper and full cotton were divided into two groups, then cultivated bacterial of the articles by random sampling.
方法：将医用皱纹纸与棉布包装物品分组，随机抽样进行细菌培养，并同时进行成本、性能比较。
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