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Is there documented procedure about maintaining and testing card access system?
有关于维护和测试门禁系统的文件程序?。
youdao
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Access control, car parks, AFC, One Card solution, payment system etc.
门禁，停车场，AFC，一卡通，支付系统。
youdao
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Access control, car parks, AFC, One Card solution, payment system etc.
门禁，停车场，AFC，一卡通，支付系统。
youdao