The concept of data expanding rate is presented to evaluate the public key cipher algorithms based on bag question.

给出了数据膨胀率的概念，并对如何评判背包公钥密码的方法进行了描述。

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These data are being generated at an expanding rate as increasingly sophisticated technologies become available.

这些数据随着越来越复杂的技术变得可用而正在以一个膨胀的速率被产生。

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U.S. gross domestic product data on Friday showed the American economy expanding at an inflation-adjusted 3.4% annual rate in the second quarter, which should have been good news for equities, but analysts believed the market's focus would quickly return to the credit markets.

FORBES: In Europe, Risk Aversion