美国人民想要他们的孩子获得优质的学校教育，想他们的家人拥有安全的生活环境，想他们自己都有好的工作。
Americans want great schools for their children, safe neighborhoods for their families and good jobs for themselves.
该文研究了在获得噪声频谱基础上，使用非线性优化方法获取雷达优质工作频率或频段，实现高频雷达工作频率在线实时优化选择。
In this paper, researched into the method of nonlinear optimization for obtained optimal HF radar work frequency, finished to optimize HF radar work frequency on-line real-time.
随着高炉大型化对球团矿的要求日益提高，获得较低还原膨胀率的优质球团矿是冶金工作者追求之一。
Because of the large-scale blast furnace, the request on pellets are constantly increasing, To get lower reduction swelling and quality of pellets is one of the pursuit of metallurgy workers.
随着高炉大型化对球团矿的要求日益提高，获得较低还原膨胀率的优质球团矿是冶金工作者追求之一。
Because of the large-scale blast furnace, the request on pellets are constantly increasing, To get lower reduction swelling and quality of pellets is one of the pursuit of metallurgy workers.
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