The concept of tolerance zone comes from the documents of service management and consumption behavior.
容忍区概念来自服务管理和消费行为两方面的文献。
Commodities and instruments used for beauty treatment should be introduced to customers for selection. Consumption voucher or documents of service should be provided to consumers as well.
对所使用的美容美发用品和器械应当向消费者展示，供消费者选择使用。
Commodities and instruments used for beauty treatment should be introduced to customers for selection. Consumption voucher or documents of service should be provided to consumers as well.
对所使用的美容美发用品和器械应当向消费者展示，供消费者选择使用。
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