查询词典 reference ellipsoid

Archimedes obtained the parabolic arch, spiral, circular area and volume as well as the ellipsoid, parabolic complex geometry and physical size.

阿基米德求得了抛物线弓形、螺线、圆形的面积和体积以及椭球体、抛物面体等复杂几何体的体积。

Stamens 2–3. Grain ellipsoid, pericarp free and sometimes swelling when wet.

当被弄湿时，颖果椭圆形，果皮离生和有时肿起部分。

At first, starting point and hypothesis used to establish yield criterion of powder metals have been comprehensively and profoundly investigated and then the stress at the location of porosity has been supplementarily defined, Moreover, on the basis of Mises's yield criterion, author proves that yield surface of powder metals is a rotative ellipsoid surface in principal stress.

因此，关于粉末体塑性加工理论问题的研究，引起了人们极大的关注。本文在分析国内外大量文献基础上，着重对粉末体塑性理论中的屈服准则和流动应力进行了理论分析和实验研究。

As a test problem, the steady flow fields and hydrodynamic forces of a 6:1 prolate ellipsoid at different incidence angle are computed. Computed results including surface pressure coefficient, surface friction coefficient, and body hydrodynamic coefficients, are compared with experimental and numerical ones of published papers, the agreement is satisfactory.

作为算例之一，给出了6：1椭球体在不同攻角下定常流场和水动力的数值计算结果，包括物体表面的压强系数、切应力系数的分布及物体所受升力系数、阻力系数和力矩系数随攻角的变化规律，并与国外文献的计算和实验结果进行了比较，符合程度令人满意。

Stamens numerous, outermost whorl staminodial except in Pulsatilla kostyczewii; anthers yellow or purple, oblong, narrowly ellipsoid, filiform, or linear, with one longitudinal vein.

萼片5或6。花瓣无；雄蕊多数，最外退化雄蕊轮生除Pulsatilla kostyczewii外；花药黄或紫色，长圆形，狭椭圆形，丝状，或线形，具一纵向脉。

Leaves spirally arranged, spreading radially, or directed forward on upper side of branchlets and spreading on lower side, each inserted on a petiolelike pulvinus, linear, straight or curved, quadrangular, broadly rhombic, or flattened in cross section, stomatal lines adaxial or on each surface, vascular bundle 1, resin canals 2, sometimes small and discontinuous. Pollen cones solitary in leaf axils, rarely terminal, ellipsoid or cylindric; pollen 2-saccate.

螺旋状排列，平展的叶光线，或在小枝和平展在下部边的上面边上向前指导，每着生于一叶柄状叶枕，线形，直或弯曲，四棱，宽棱形，或扁平的在横断面上，在叶腋，很少顶生，椭圆形的或圆筒状里的雄球花单生；花粉2囊。

So, it's a big hello to the handsome ellipsoid edifice, glowing like a spaceship in the purlieus of Drayton Park; a sad farewell to the handsomely angular creature of flesh and bone who, as a player, has arguably done more than any other of his contemporaries to help put it there.

就这样，这是对新球场美妙的椭圆表面的初次相逢，它像一艘太空船一样在德雷顿公园的边缘闪闪发光；这也是对一个肌肉和骨头美妙地结合起来的生物的悲伤告别，他作为一个球员，在这里可以认为贡献了比任何同时代人更多的东西。

Filaments free or connate at base; anthers with short, incurved apical appendages; pollinia minute, 4 per pollinarium, erect, globose to ellipsoid, retinaculum minute, translator arm absent.

花丝离生或在基部合生；花药具短，弯曲的顶端附属物；花粉块分钟，4 每pollinarium，直立，球状到椭圆形，retinaculum 分钟，缺席的翻译臂。

Anthers rhomboid; pollinia subglobose, subhorizontal, caudicles ascending, retinaculum ellipsoid.

花药斜方形；近球形的花粉块，上升的近水平，花粉块柄，retinaculum 椭圆体。

Seeds ellipsoid to pyriform, dull to ± shiny; seed coat with thick inner layer of dense black sclerenchyma surrounded by outer layer of compact parenchymatous tissue; endosperm copious; embryo straight or nearly so; cotyledons ovate to elliptic, flattened; hypocotyl superior.

种子椭圆形到梨形，黯淡到发亮；种皮具厚的紧密黑色的厚壁组织内层，被紧密的薄壁组织外层所包裹；胚乳丰富；胚直立或近直立；子叶卵形到椭圆形，扁平；下胚轴上位。

The French are not suggesting a new EU treaty, but they have plenty of other wheezes.

法国人并不是在建议签署一个新的欧盟条约，但他们有许多其他的阴谋。

This letter was written by my brother.

这封信是我弟弟写的。