Then BP neural network is trained by use of the unified sample groups and used to analog fault diagnosis at sub-network-level.

然后利用统一样本集训练BP神经网络，并将神经网络用于子网络级模拟故障诊断。

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Range Vernier technique is a novel phase ranging technique, which can provide radial measurement with noise values at sub-qtr-wavelength level.

游标测距技术是一种新颖的相位测距方法，该技术可以提供精密的径向距离测量值，其随机误差小于四分之一波长。

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In 2001, he told a Senate debate: "Some people look at sub-prime lending and see evil. I look at sub-prime lending and I see the American dream in action."

2001年，他在参议院辩论中说，：“有些人将次级贷款视作恶魔，在我眼里，次级贷款是实现美国梦的一种手段。”

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"Many mothers deliver at home in sub-Saharan Africa and it's very difficult for them to get to a hospital or clinic which may be miles away in that time period.

VOA: special.2010.05.24

So, if we look at what the other sub shells are called, essentially we're just converting the number to a letter.

我们来看看,另外的子壳层叫什么，本质上，我们就是把数字转换为，一个字母。

麻省理工公开课 - 化学原理课程节选

It took me seven comparisons, because I can take advantage of the fact I know I only ever have to look at the first element of each sub-list. Those are the only things I need to compare, and when I run out of one list, I just add the rest of the list in.

进行了7次对比，因为我可以利用我知道的优势：,每次只需要比较每个子列表的第一个元素,那才是我需要进行对比的内容,当一个列表的元素处理完了,只需要将另一个列表剩下的元素直接添加进去。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you have supportive evidence your salary is at sub-market levels, you should speak up.

FORBES: How to Get a Raise When They're Not Handing Them Out

Fifteen million is a staggering number--it's like you have 30, 000 schools in which every child is at sub-literate levels.

FORBES: 01.23.08, 6:00 PM ET

One of the company's existing server racks eats up around 4.5 kilowatts, while those at Sub-Zero are each expected to consume approximately 1.5 kilowatts once they're up and running.

ENGADGET: Facebook to backup its servers with low-power storage devices at 'Sub-Zero' data center