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Based on the description of three-COMERO operational principle and the direction cosine of geometric element, a thought that uses direction cosine to analyze reasons of oversize geometric tolerance is advanced and relevant example is showed, which can expand the way of analyzing quality and direct to produce an eligible machine part.

在描述三坐标测量机工作原理和几何元素方向余弦的基础上，提出了利用方向余弦进行形位公差超差原因分析的总体思路，并辅以实例，拓宽了产品质量分析手段，有助于指导制造出合格的机械零部件。

The information Radon coefficient wrap-around of the line on a finite field was caused by the modular arithmetic so that the Radon coefficient information in the periodic oscillations direction was processed with discrete cosine transformation, and other direction information was processed with wavelet analysis in order to reduce the wrap-around of rebuilding information. At the same time, according to the characteristic of the noise, one kind of denoising threshold selection plan was proposed.

正交有限脊波分析处理信息时，有限域平面上的直线由于模运算的存在而引起信息Radon系数的卷绕，为此，对Radon系数周期振荡方向的信息采用离散余弦变换处理，其他方向信息采用小波分析处理，以减少卷绕对信息重建影响；同时，结合图像信息中噪声的特点，提出了一种去噪浮动阈值的选取方案。

The so called indirect integral operation means that Eular angles can be gotten from the direction cosine matrix which is received by the integral operation of quaternions or direction cosine.

飞行器导航中，姿态角的获取可以通过直接或间接的积分运算求得的，所谓间接获取即是指通过四元数或方向余弦的积分运算求得姿态矩阵，再从姿态矩阵中提取姿态角。

Direction cosine analysis based on winmeil;2. According to the directioncosine formula in hexahedron tubular hea ter,the direction cosine of energy bind in inclined and symmetry tubular heater is stuided.

分析了用蒙特卡罗法计算加热炉辐射传热时能束的发射方向和行程长度，根据六面体加热炉中能束的方向余弦公式，对斜顶对称加热炉中发射能束的方向余弦进行了研究，得到了其修正公式，对斜顶壁面相交坐标进行了修正。

The launching direction and journey length of energy bind in calcula ting the radiation heat transferring in tubular heater by method of Monte-Carlo are analysed. According to the directioncosine formula in hexahedron tubular hea ter,the direction cosine of energy bind in inclined and symmetry tubular heater is stuided.

分析了用蒙特卡罗法计算加热炉辐射传热时能束的发射方向和行程长度，根据六面体加热炉中能束的方向余弦公式，对斜顶对称加热炉中发射能束的方向余弦进行了研究，得到了其修正公式，对斜顶壁面相交坐标进行了修正。

Some also say that sleep is best along the direction of magnetic field lines, that is the best north-south direction.

也有人说，睡眠是沿磁力线方向最好的，这是最好的南北方向。

A direction finder that gives a bearing by determining the direction of incoming radio signals.

通过观察输入无线电信号来源的方向来判定方位的测向器。

AUTOMATIC DIRECTION FINDER, A system which determines the direction of a radio station.

自动定向仪，确定无线电台方向的系统。

There are three parts in this paper: developing of FM type signle channel Doppler duection finder; studying of FM/AM type single channel Doppler direction finder, applying moment method for antenna on direction finding system.

主要包括以下三方面的内容：（1）FM方式单信道多普勒定向仪的研制；（2）FM/AM多方式单信道多普勒定向仪的研究；（3）测向天线的矩量法研究。

Manual radio direction finder ,, electronic compass direction finder , References.

手动式无线电测向仪，，电子罗盘测向仪，参考资料。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。