During following decades, Kellgren designed a number of bullpup weapons, featuring first bottom and then forward extraction.

在几十年中，凯尔格伦设计了一个小斗犬武器的数量，采用的第一个底部，然后向前提取。

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Fuzzy Neural Network combined with conventional PD controller is used for the kinematics control and a fuzzy rule extraction method is put forward.

采用模糊神经网络结合常规PD控制器的方法来进行机器人的运动控制，提出了提取模糊规则的方法。

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A simplified method was put forward on a binary image contour line extraction.

该文对二值图像轮廓线的提取，提出了一种简捷的算法。

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