In this paper, fuzzy number operation was used in identifying trophic type of lake.
本文提出了应用模糊数运算判别湖泊营养状态的类型。
The minus involves the concept, the number axis, the absolute value, the rational number operation and so on.
负数涉及到从概念到数轴、绝对值、有理数运算等等一系列知识。
With the help of complex number operation, the author has developed a method for designing the contour of a CAM whose follower keeps a general plane motion.
本文利用复数表示法，得出从动转子中心作平面一般运动情况下的凸轮廓线的设计方法。
By combining unascertained rational number operation with the network-equivalent approach, an algorithm is introduced to calculate the possibility reliability indices of distribution systems.
结合网络等值法，给出了基于未确知有理数的配电系统可靠性评估模型和算法。
By combining unascertained rational number operation with the network-equivalent approach, an algorithm is introduced to calculate the possibility reliability indices of distribution systems.
结合网络等值法，给出了基于未确知有理数的配电系统可靠性评估模型和算法。
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