查询词典 ellipsoid

Post-Newton metric was got inside and outside a uniform uncompressed ideal fluid oblate ellipsoid at rigid rotation.

摘要在后牛顿近似下，得到由均匀不可压缩理想流体在刚体自转下形成的扁球体的内外度规。

The measured degree relations of coercivity and remanence coercivity of the oriented BaF particulate samples can be explained by the Fanning process of the model of oblate ellipsoid chain.

扁旋转椭球链的扇对称反磁化过程可以比较好地解释取向BaF磁粉样品矫顽力和剩磁矫顽力角度关系的实验结果。

Based on rain drop size distribution data measured in Qingdao, Guangzhou and Xinxiang, the radar reflectivity factor Z for spherical rain drops, the radar reflectivity factor Z〓 and differential reflectivity Z〓 for oblate ellipsoid rain drops have been calculated.

基于雨致交叉极化理论，提出了雨致交叉极化的二阶小变量近似方法以及新的雨致交叉极化预测模式，与其它模式和实验数据比较表明，该模式更能反映波的极化特征，较其它模式有一定的改进。

The earth is a ellipsoid consisted of both solid and liquid, so the true value in each geological time should be less than the calculated oblateness.

地球是个固液混合的椭球体，在各个地质历史时期中地球扁率的真实值应该小于计算的扁率值。

Capsule ellipsoid or ovoid, less than 1.5 x 1 cm; ovary pubescent.

蒴果椭圆形的或卵球形，少于1.5 x 1厘米；子房被短柔毛。

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。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。