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- According to the restriction of the generatrix line, Bertrand surface can be constructed with the Bertrand curve with broad sense group. 按照母线的约束,形成广义白川德曲线族,进而构造出白川德曲面。
- Starting with Bertrand curve in differential geometry, Bertrand curve with broad sense is put forward, and Bertrand surface is refined from the practice experience. Their geometry nature and inner relationship are studied. 论文从微分几何学中白川德曲线的概念入手,提出广义白川德曲线,从工程实践的经验中抽象出白川德曲面,研究了它们的几何性质与内在联系。
- Bertrand curves with broad sense can be regarded as the equidistants of special line, which form the family of Bertrand curve with broad sense, and be convenient to the choice. 广义白川德曲线可视为空间曲线的等距线,形成了广义白川德曲线汇,便于工程应用的选择。
- Further study of Bertrand Curves Bertrand曲线的进一步研究
- Bertrand curves in the lorentzian geometry 洛仑兹几何中的贝特朗曲线
- Bertrand Russell, one of the great thinkers of our age. 伯特兰拉塞尔当代伟大的思想家之一。
- The falling star described a long curve in the sky. 流星在空中画出了一道长长的弧线。
- A line segment that joins two points on a curve. 弦将两点用曲线连接起来的曲线段
- His spine developed a slight curve. 他的脊柱有点弯曲。
- The coast sweeps (away) northwards in a wide curve. 海岸呈一大弧形向北伸展。
- A bend or curve, especially in a shoreline. 弯曲,弓形弯曲或弓形,尤指海岸线
- A wicked curve ball; a wicked imitation. 漂亮的曲球; 惟妙惟肖的模仿
- Bertrand curve 伯特兰曲线
- Go to Elba and ask for Marshal Bertrand. 你到厄尔巴岛,去打听伯兰特元帅。
- Bertrand Meyer :The simple answer is yes. 简单来说是这样的。
- An optimist is a girl who mistakes a bulge for a curve. 乐观的人,等于是把(自己身体上)凸出来的部分也错认作曲线的女孩子。
- The road makes a big curve there. 那条道路在那里形成大转弯。
- Bertrand Russell,one of the great thinkers of our age. 伯特兰拉塞尔当代伟大的思想家之一。
- His forehead domed out in a curve. 他的前额呈弯曲的半球形。
- A curve or succession of curves, as in the hair. 卷曲卷曲或一系列卷曲,如头发