... 定向井directional well 定向要素directional elements 井斜角inclination ...
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directional elements of zero-sequence power 零序功率方向元件
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On the basis of given desired circular array pattern, the pattern for circular arrays of uniform distributed directional elements is synthesized by using of improved Woodward-Lawson sample method;
基于给定的圆形阵列期望方向图，利用改进的伍德沃德-劳森抽样法对均匀分布有向阵元的圆形阵列方向图进行综合；
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