Conclusion Three-dimensional spiral CT angiography can make clear diagnosis of Takayasu arteritis, including the scope, extent and nature, and thus is worthy of clinical application.

结论多层螺旋CT三维血管成像可明确多发性大动脉炎的诊断及病变范围、程度和性质，值得临床推广应用。

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Because clearing and settlement are complex activities and their interplay with trading is not well understood, there is plenty of scope for interested parties to lobby furiously with arguments as bamboozling as three-dimensional chess.

ECONOMIST: Stock-exchange mergers: Three-dimensional chess | The