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- 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
- 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 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。
- He roughed in the curves he intended his pattern to take. 他粗略地勾出了他设想中图案的曲线。
- The girl has as many curves as a scenic railway. 那女孩的曲线多如游乐场里的小铁路。
- This road is full of sharp curves. 这条路有许多处急转弯。
- A car that performs well on curves. 拐弯功能良好的汽车
- bertrand curves 柏特龙曲线
- We tried to avoid the beds of reeds at the river curves. 我们试图避开河弯处的芦苇滩。
- 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。
- Having the curves of a full or voluptuous figure. 性感的具有丰满或肉感的体形的曲线的
- A curve or succession of curves, as in the hair. 卷曲卷曲或一系列卷曲，如头发
- The two curves begin to diverge. 两条曲线开始分开。
- Severe variations deform the discharge curves. 严重者使放电曲线发生畸变。
- A contact, as between two curves or surfaces, at three or more common points. 密切两段弧线或两个平面在三个或更多公共点处的相切
- 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。
