The reader services are the central tasks.

读者服务工作是图书馆的中心工作。

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One of the central tasks of web design is project management.

项目管理是网页设计工作的重心环节之一。

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In any given place, there cannot be a number of central tasks at the same time.

在任何一个地区内，不能同时有许多中心工作。

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In seeking to resolve these dilemmas, central bankers have tried to keep their two tasks separate.

ECONOMIST: CSI: credit crunch | The

The force is divided into three main brigades in eastern, central and western Libya and carries out law and order and combat tasks.

BBC: Disarming Libya's militias