在百年时间尺度上，涉及到全球以及整个大陆范围的战争发生率，以及不同世纪内平均每年的战争比率已经被统计出来。
At the century timescale, war frequencies and the ratio of wars per year in different centuries have been calculated at global and continental geographic scales.
绩效评估是高校衡量人力资本投入与产出比率的价值尺度及公平竞争的管理准则。
Performance assessment is a value for measuring input and output of human resources, and a management rule for fair competition.
采用比固定比率压缩输入图象的方法解决不同尺度有脸的检测问题。
Input image is resampled via constant ratio in order to deal with the problem of multi scale detection.
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