Since the security requirement dictates that the means of payment (such as credit card or bank check) must be hidden from unauthorized viewers, encrypting the payment element pays off.

由于安全性要求规定必须对未授权的查看者保密支付方式(诸如信用卡或银行支票)，对Payment元素加密就做到了这一点。

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Introduces the working principle, characteristics and install requirement of hidden throttling device.

介绍了内藏式节流装置的工作原理和特点及安装要求。

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For multilayer perceptron with single hidden layer, the computer simulation is done to get the number of hidden neurons and quantization bit which satisfy the design requirement.

针对单隐层感知器的硬件设计进行了计算机仿真，得到了满足设计要求的隐层神经元个数和量化比特数。

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Families of those who died when Pan Am 103 was brought down by a terrorist bomb hidden in a piece of checked luggage have pushed for such a requirement for years.

CNN: Congress mulls tightened security for checked baggage

And it was Congress that imposed an individual requirement to buy health insurance on each American, with penalties for those who do not comply (hidden tax), with additional costs and penalties on businesses that are another hidden tax on businesses.

FORBES: The Supreme Court Disaster