Adjustable teaching for continuous plane curves vera, uranium-235, sufficient curvature

• 1. 变曲率连续增强塑料纤维拉挤设备及其加工方法 [P] . 中国专利： CN111746005A . 2020-10-09
• 2. 变曲率连续增强塑料纤维拉挤设备 [P] . 中国专利： CN209888206U . 2020.01.03
• 3. Cylinder with vera, uranium-235, sufficient curvature [P] . 德国专利： DE1450018A1 . 1969-04-10

  机译： 带维拉的圆柱体，铀235，足够的曲率

• 4. wing body with vera, uranium-235, sufficient curvature [P] . 德国专利： DE1506317A1 . 1969-07-10

  机译： 机翼，带维拉，铀235，足够的曲率

• 5. Aircraft with a support structure with sufficient vera, uranium-235 curvature [P] . 德国专利： DE857470C . 1952-12-01

  机译： 具有足够维拉，铀235曲率的支撑结构的飞机

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• 4. CURVATURE THEORY OF THE ENVELOP CURVE / SURFACE FOR A LINE IN PLANAR MOTION AND A PLANE IN SPATIAL MOTION [C] . Wei Wang, Delun Wang ASME international design engineering technical conferences;DETC2010;CIE2010;ASME international computers and information in engineering conference;Mechanisms and robotics conference . 2011
• 5. I. A necessary and sufficient condition that a curve lie on a quadric surface; II. A necessary and sufficient condition that a curve lie on a hyperquadric. [D] . Graue, Louis C. 1950
• 6. Concerning the Open Subsets of a Plane Continuous Curve [O] . Gordon T. Whyburn 1927
• 7. Computational and qualitative aspects of motion of plane curves with a curvature adjusted tangential velocity [O] . Sevcovic, D., Yazaki, S. 2012

• 1. CONSTRUCTION OF G^2 CONTINUOUS CURVES ON SURFACE WITH PLANAR CUBIC BZIER CURVES [J] . WangXiaoping ZhangWeizhong ZhangLiyan ZhouRurong . 中国机械工程学报：英文版 . 2005,第2期
• 2. Sufficient Conditions for Heegaard Splittings with Disjoint Curve Property [J] . 无 . 数学研究与评论 . 2008,第002期