By imposing the ranked neighbor caching scheme which is used for Gnutella querying, it proposes a new adaptive topology scheme.

基于查询算法中的分级邻居缓存机制，提出自适应拓扑方案。

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Rudd left after recent vastly unpopular decisions, including imposing a new mining tax and nixing a carbon-reduction scheme.

FORBES: Julia Gillard of Australia Becomes World's Newest Female Head Of State

By imposing taxes on the most expensive insurance plans and planning swingeing cuts in Medicare, the state health scheme for the elderly, the CBO says the bill will do all this without increasing the government deficit.

ECONOMIST: Health reform takes a step forward