系统还要显示保护产品相关的信息（如汽车损伤保险、乘客险等）和单日的价格，并询问顾客是否购买这些保护产品。
The system also presents information on protection products (damage waiver, personal accident insurance, etc.) and their daily costs, and asks the customer to accept or decline each product.
乘客信息系统是依托多媒体网络技术，以计算机系统为核心，以车站和车载显示终端为媒介向乘客提供信息服务的系统。
The passenger information system is a computer system relying on multimedia network technology to provide information services by display terminals in stations and vehicles.
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