查询词典 conic polar

GPLconx - GPLconx is an educational visualization tool that allows exploration of lines and conic sections in three models of 2-D hyperbolic geometry.

GPLconx是一个教学可视化工具，可以观看2D双曲线几何体的三种模型的线条和二次曲线部分。

Some examples are given by inscribed and circumscribed circles of polygons , lines intersecting and tangent to conic sections , the Pappus and Menelaus configurations of points and lines.

一些例子所给予者和限制各界的多边形，线相交和相切的圆锥部分，帕普斯和墨涅拉俄斯配置的点和线。

Based on the Second Desargues Theory and involution theory,a simple drawing method for a conic is presented.

为了使二次曲线的作图更简便，文章以第二笛沙格定理和对合定理为基础，提出了一种新的作图方法。

Keywords : the unity of geometrical material and algebraic symbol, conic sections, latus rectum .

教师藉由数学史的帮助，除了使学生的一些认知障碍获得解决之外，也可促进自己本身的专业成长。

A new wing/body configuration of a glide hypersonic vehicle was presented, which was generated by conic lofting design method.

提出了一种新的翼身融合的滑翔式高超声速飞行器布局方案。

A group modulo n on conic curve can be formed, on which we can construct cryptogram similar to RSA.

同时，还可以建立模n的圆锥曲线群，构造等价于大整数分解的密码。

The second design are two short and thick sleeve monopole antennas, including a conic and a cylindrical conductor.

第二种设计是两种短粗套筒天线，包括一个锥形套筒和一个柱形套筒。

Style filiform; stigma capitate. Fruiting hypanthium obovoid-conic, 7–8 × 3–4 mm including prickles, abaxially 10-ribbed, pilose, with a multiseriate crown of prickles; prickles erect when young, connivent at maturity.

雄蕊(5-)8-15。花柱丝状柱头头状果托杯倒卵球形的圆锥形， 7-8 * 3-4 毫米包括皮刺，背面的10肋，具柔毛，具一皮刺的multiseriate树冠；幼时的皮刺直立，成熟时靠合。

Bractlets developed, herbaceous or succulent, navicular or similar to leaves, surrounding perianth (in Sympegma bractlets absent, but flowers fascicled at apex of branchlets); stigmas papillose only adaxially; embryo conic-spiral rarely planospiral

小苞片发展， herbacfous或肉质的，具小乳突的柱头只正面；很少的胚圆锥形螺旋形平面螺旋状 4

Tall European tree having a slender conic crown, flat needlelike leaves, and hairy cone scales.

欧洲一种长有细长圆锥树冠的高大松树，扁平的针形叶，被毛球果。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。