No explicit registration of participants is required by the application developer.

应用程序开发人员并不要求对参与者进行显式注册。

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Without such registration, no unit or individual shall export dual-use biological agents and related equipment and technologies.

未经登记，任何单位或者个人不得经营生物两用品及相关设备和技术出口。

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Without such registration, no unit or individual shall export certain chemicals and related equipment and technologies.

未经登记，任何单位或个人不得经营有关化学品及相关设备和技术出口。

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Basically, classrooms are nicer, registration no longer means standing in line and professors make more money.

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One early memory is when the garage borrowed Paddy Hopkirks works mini coopers, registration no. 33 EJB, which won the Monte Carlo Rally in 1964, and displayed it in the front showroom which faced onto Derrys cross roundabout.

BBC: Help city building tell its story

The Nokia Lumia 822 also comes with Nokia Music - a completely ad-free music streaming application, requiring no registration, no log-in or subscription.

ENGADGET: Verizon officially announces Nokia Lumia 822, coming this Fall (update: $100 on two-year contract)