基于AT89C系列单片机服务评价系统，由一台评价主控机、多台窗口评价器和一台PC机组成。
The Service-evaluating System Based on AT89C series single-chip computer consists of a host, a lot of window evaluating device, and a PC.
基于AT89C系列单片机服务评价系统，由一台评价主控机、多台窗口评价器和一台PC机组成。
The Service-evaluating System Based on AT89C series single-chip computer consists of a host, a lot of window evaluating device, and a PC.
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