查询词典 ellipsoidal

In the process of location compute of object,local coordinate system of object is established,and according geocentric coordinate system is established in terms of earth's ellipsoidal model.

在目标位置解算过程中，建立目标局部坐标系，根据地球的椭球模型，建立相应的地心坐标系。根据求得的目标局部坐标系与地心坐标系的转换关系，解算空中或地面目标相对于地心坐标系的大地坐标参数。

We found that the mean square error of difference value between GPS monitoring deformation and the second-order leveling surveying deformation is less than 1 mm, and there is a smaller systematic error between the ellipsoidal height deformation and the second-order leveling deformation ,whose value is about 0.5~1 mm; however, this system error does not affect the outcome of vertical deformation monitoring.

结果 得到的GPS监测变形量与水准测量变形量差值中误差＜1 mm，且GPS所测大地高变形量与二等水准测得的变形量间存在一个较小的系统偏差，其值在0.5~1 mm之间，该系统偏差不影响垂向变形监测的结果。

The adsorption of bovine serum albumin, an ellipsoidal model protein, on the surface of the multilayers was studied in detail by means of a quartz crystal microbalance with dissipation monitoring.

应用具有耗散因子功能的石英晶体微天平检测了多糖多层膜的构筑过程以及蛋白质在多层膜上的吸附行为。

Secondly, if the Ag particle is ellipsoidal, the frequency of SPR will shift to LF while the ratio of major axis to minor axis increases.

用经典电磁理论一Mie理论研究了球形纳米颗粒的吸收特性，并结合实验数据进行了比较分析。

The valve tray, fragmented tray, signal overflow bow downcomer, and standard ellipsoidal head were selected in this design.

本次设计选用浮阀塔盘，分块式塔盘，单溢流弓形降液管，标准椭圆形封头，塔体材料选用16MnR，裙座材料为Q235-A。

A standard accessorial reflecting mirror was incorporated into the beam path of an interferometer to build up a autocollimating system for measuring the aspheric wavefront aberration of paraboloidal, ellipsoidal and hyperbolic mirrors with the method of aberrationless point.

为了检测抛物面、椭球面和双曲面镜，在干涉仪工作光路中加入一个标准辅助反射镜，组成自准直系统，采用干涉法中的无像差点法实现对非球面波像差的检测。

Polypodioideae are morphologic uniform; they are monolete, bilaterally symmetric, ellipsoidal in polar view, bean-shaped in equatorial view, and with or without perispore. The surface ornamentation is regularly verrucate.

研究结果表明，该亚科植物孢子形态较为一致，均为单裂缝，两侧对称，极面观为椭圆形，赤道面观为豆形，具周壁或不具周壁，外壁正面观均为较整齐的疣状纹饰。

The formula for area of ellipsoidal triangle on earth ellipsoid by means of geodesic coordinate is derived in this paper. It is showed that the primary term is identical with the formula for area of plane triangle by planimetric rectangular coordinate in three angular point, while the expression of remainder terms has also regularity of its form. The presented formula can be applicable also to convex polygon on earth ellipsoid.

本文推导出用三顶点的测地坐标计算地球椭球面上三角形面积的公式，公式表明，其主项的表示式与按平面坐标求面积的计算式完全一致，而附加项的表示式亦有规律可循，因此该公式的适用范围可由椭球面三角形推广至椭球面上任意凸多边形。

A numerically stable recursive set membership state estimation algorithm for linear discrete-time systems with unknown but bounded noises is proposed, where ellipsoidal sets are adopted to describe the state uncertainties and to bound the process and observation noises.

针对带有未知但有界噪声的线性离散时间系统，提出了一种数值稳定的集员状态估计递推算法。算法采用椭球集合来描述状态的不确定性和噪声的界限。

The local minimum relative distances and the corresponding times, as well as the time when one space object enters and exits in the ellipsoidal region of another one are determined by solving the roots of the polynomials.

由A-N算法提出的准则不能直接计算插值时间步长并可能导致丢根，对此根据多项式插值误差理论提出了一种自适应的插值时间步长选取方法。

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。