Methods The countermeasures of controlling the flow of staff and articles, enhancing regular hygienic cleaning and standardizing the management of cleaning programs were taken in COA.
方法采用控制人流、流，强化卫生清洁，规范净化程序的功能管理方法。
Methods The countermeasures of controlling the flow of staff and articles, enhancing regular hygienic cleaning and standardizing the management of cleaning programs were taken in COA.
方法采用控制人流、流，强化卫生清洁，规范净化程序的功能管理方法。
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