The Oyster card is an RFID smart card used for electronic ticketing on London public transport services, notably the London Underground and buses.

牡蛎卡（Oyster Card）是一种射频识别（RFID）的智能卡，用于伦敦市内公共交通服务中的电子检票，特别是公车与地铁。

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The paper elaborates the formation of the safety system of railway radio ticketing system, which includes user management with smart card, supervisory server and connection mode of wireless bonding.

从智能卡用户管理、设置管理服务器和无线接入的连接方式三个方面详细论述铁路无线售票系统安全体系的构建；

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When you purchase tickets at BOCOG Official Ticketing Website and pay with your Visa card, you will pay online at the same time when you submit your order.

如果您通过票务官方网站网上支付票款，您需要同时提交您的信用卡信息，以便系统进行查验。

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Among the items discussed were how to improve competition between the city's other bus operators and the introduction of a "smart ticketing" system similar to London's Oyster card, which would work with different providers.

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