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熏蒸联合空气消毒为B组。
2
The ultraviolet sterilizing lamp can be widely used for the sterilization or the health care, and the carrying of the ultraviolet sterilizing lamp is especially convenient.