In this paper, the method of geometric transformation is used to search the relationship between the parameters of construction and the displacement of the flop.
本文应用画法几何投影变换方法来研究瞬时螺旋运动有关构造、位移等参数之间的几何关系。
All geometric parameters of the leaf curved surface may be calculated more exactly comparing with traditional "method of isogonal transformation".
与传统的“等角变换”法比较，可精确计算叶片的全部几何参数。
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