差

Results In olecranon plate group,20 cases were excellent,7 cases were good, 1 case was passable and no case was bad;In tension band group,23 cases were excellent,10 cases were good,2 cases were passable and no case was bad.The curative effect of two treatments has no significant statistics difference.

结果 尺骨鹰嘴钢板组摘要：优20例，良7例，可1例，差0例；张力带组摘要：优23例，良10例，可2例，差0例，两种治疗方法疗效无统计学差异。

Author, secondly, starts from the approximate expandness of square root operator, perform mathematical calculations for finite difference operator in frequency-space domain, Fourier finite difference operator in mixing domain(frequency-space and frequency-wavenumber domain) and general screen operator in mixing domain, compare and discuss their precision of their wavefield, adaptability for lateral velocity variations, computation efficiency and stability.

第二，从平方根算子的近似展开出发对频率—空间域的有限差分算子、混合域(频率—空间域；频率—波数域)的Fourier有限差分算子、混合域的广义屏算子进行了推导并对其波场描述精度、对横向变速的适应性、计算效率和稳定性进行了比较与评述。

With the compensator in place any optical path difference arises from the actual path difference.

有了补偿板之后，任何光程差都只由实际程差引起。

And the progress of kinematic orbit determination of low orbit satellites based on GPS and studies related are discussed.

在运动学定轨中，有效的卫星跟踪个数和好的GPS数据质量是很重要的。由于周跳和粗差可以大大的降低最终轨道的精度，因而周跳探测和粗差处理是运动学定轨处理中一项非

In order to avoid the premature convergence problem, this paper proposed a modified differential evolution algorithm with the dissipative structure theory.

差分进化算法是一种新的进化计算技术，为解决其早熟问题，提出了一种基于耗散结构理论的改进差分进化算法。

Used regression sum of squares to get the F-test statistic in order to test the random effect, the power of the test is increasing function of the test variance.

通过残差平方和构造了F检验统计量对是否有随机效应进行检验，并得出了检验的势函数是检验方差的增函数。

Also, a method of quasi-stable adjustment and a software system researched and explored by Visual BASIC Language have been used to process the observation data of GPS dam deformation monitoring network..3 A mathematical model of three-dimension combined adjustment with GPS and other surveying data under station orthogonal coordinate system in deformation monitoring networks, has been brought forward.

提出了站心地平坐标系下GPS观测数据与其它地面测量数据三维变形监测网联合平差的数学模型，在数据处理模型中通过参数化的方法消除或减弱垂差和垂直折光的系统误差的影响。

It is found in this study that in the TiAl-based composite with addition of boron, there is a new phase of Ti〓B which has a base-centered orthogonal structure and a space group of Cmmm.

当取向差为正时，在（110）面上每隔14个[1〓0]点阵矢量产生一个界面错配位错；当取向差为负时，在（010）面上每隔15个[100]点阵矢量产生一个"锁位错"。

This paper presents in detail principal theory used to solve linear unbiased least variance estimation problem using Givens-Gentleman orthogonal transformation without square root computation and applies the theory to three stage-multiarc estimation.

本文详细介绍了利用不求平方根的Givens-Gentleman正交变换解线性无偏最小方差估计问题的基本原理以及这种方法在卫星激光测距三级复弧估计技术中的具体应用，给出了计算估值协方差的一组新的公式。

The optimal technological conditions of sulfonation which obtained by orthogonal tests were:n∶n=1∶2,reaction temperature is 50 ℃ and reaction time is 6 h.

由方差分析和极差分析可知，物料配比n∶n对反应的影响极其显著，其次是反应时间，温度对反应的影响最小。

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％。