Finally, this model shows its theoretical and practical value through a case of online payment.

最后通过一个网上支付实例验证了该模型具有一定的理论意义和实用价值。

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This paper, through a practical engineering case, describes the reliability ofthe ultrasonic wave test.

本文通过工程实例，阐述了用超声波法检测的可靠性。

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And describes a way to form a data market through multi-dimensional database combined with a practical case.

阐述了数据集市的基本概念，并结合实际例子探讨了一种用多维数据库实现数据集市的方法。

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Proponents believe that making their case to Congress would be faster and more practical than wending their way through the courts.

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