This paper describes a kind of solution which is base on phase angle through software.
本文讲述的是一种利用相位角分析，通过软件解决错接线问题的方案。
He said: "the two screw base at an Angle of 45 degrees, ten little nails."
他说： “两个45度的螺口灯头，十个小钉子。”
He said: "the two screw base at an Angle of 45 degrees, ten little nails."
他说： “两个45度的螺口灯头，十个小钉子。”
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