By analyzing the characteristics of the function's once and quadratic differential coefficient's image, a new algorithm of images' edge sharpening which contains weights.
通过分析函数的一阶导数与二阶导数图像的特征，提出了一种含有权值的图像边缘锐化的新算法。
After analyzing fire characteristics and workshop particularities in the radialist, the author ascertains that the best choice of fire detector is line-type detector.
通过对子午线轮胎厂火灾特性以及车间特点的分析，确定火灾探测器的选择范围是线型探测器；
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