For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.
紫外线灯照射与甲醛加PP熏蒸
合空气消毒为B组。
For Group B, the vitalight lamp radiation and steaming of methanal plus PP were used in combined air sterilization.
紫外线灯照射与甲醛加PP熏蒸合空气消毒为B组。
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