差

The difinition of Least Square Extrapolation was introduced and the Algorithms were designed, which were used to Spectral Measure of Risk, and superiorities were discussed.

介绍了最小方差外推法的概念，提出了基于最小方差外推法计算双曲类风险厌恶谱度量的算法，并进行数值模拟，讨论了此方法的优越性。

In this dissertation, we analyzed the residual images of MSI, stored the residual images as 1-D data in spectral direction in order to enhance the correlation between neighbor data, and coded them by context-based arithmetic coding.

本文通过分析多光谱图象的残差图象的特点，将其残差图象按谱维方向重新排列成一维数据，增强相邻数据之间的相关性，建立上下文模型，再进行算术编码。

Of or relating to optical systems that correct for spherical aberration.

等光程的，透镜消球差的矫正球面像差的光学系统或与之有关的

This structure can decrease spherical aberration coefficients, and improve the convergence of three beams without deteriorating of the focusing performance.

分析表明这种结构减小了透镜像差，并且解决了缩小束间距引起的球差系数和放大率上升的问题。

Mirror 2 is a spherical surface which will introduce spherical aberration to the system, but no coma.

镜2是球面，产生球差，但不会产生彗差

It has an equivalent power of 60.40 D, and an axial length of 23.93 mm, The eye model results in spherical aberration in good agreement with experimental data.

分析了新建眼模型的球差和光学传递函数，由新建的眼模型计算出的球差及零视场下的MTF与实验值符合得较好。

At present,this apparatus is used mainly for the examination of the perfectness of convergent spherical wave surface with aperture angle≤1:3,hence it can be used for the non-contact direct test of aluminized or unaluminized concave mirrors with any ...

因此可以用来无接触的直接检验任意口径的镀铝或未镀铝的凹球面镜；加入辅助镜后可以检验平面镜、天文望远镜用的各种非球面镜、介质的均匀性、光学系统的质量、光轴校正及安装变形情况；也可给出物镜对于现用激光波长(6328)的波面差及测出某些象差。

Compound lens corrected for spherical aberration and coma.

矫正球面销售量差和慧星差的复合式透镜。

In this paper difference equation of motion fr om one point to another point on the earth is derived from the geodesic equation on the earth and spherical trigonometry formulas. Some difference track formul as of a maneuvering object are also given.

以大地椭球三角形模型为基础，利用地球表面二点间最短路径的大地线方程和球面三角形的有关公式，建立了由地球表面一点运动到另一点的差分运动方程，同时也给出了在进行航向机动时的差分运动轨迹。

In this paper differ ce equation of motion fr om one point to another point on the earth is derived from the geodesic equation on the earth and spherical trigonometry formulas. Some difference track formul as of a maneuvering object are also given.

以大地 椭球三角形模型为基础，利用地球表面二点间最短路径的大地线方程和球面三角形的有关公式，建立了由地球表面一点运动到另一点的差分运动方程，同时也给出了在进行航向机动时的差分运动轨迹。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。