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In order to probe into the properties of frequency spectrum for a group of parametric curves, a class of orthogonal complete piecewise k-degree polynomials in L 2[0,1],called U-system, is introduced.

为了探索参数曲线图组的频谱性质，引进一类属于L2[0，1]的正交完备分片k次多项式系统。

The orthogonal polynomials order of effective waves is confirmed according to the energy variation with order increasing. This method can not only attenuate the noise but also preserve the AVO properties.

相对于固定阶次的基于正交多项式变换压制噪声的方法，所提出的方法根据能量随阶次变化的规律，自适应确定表达有效信号的正交多项式阶次，既提高了信号和噪声的分离效果，又有效地保护了地震信号中的AVO信息。

The peak radial spatial frequency and the halfpeak radial spatial frequency range corresponding to each item of the orthogonal polynomials were calculated.

利用傅里叶变换得到了Zernike多项式和环扇域内正交多项式的功率谱密度分布，以及正交多项式每项所对应的峰值径向空间频率和半峰值径向空间频率范围。

Net ameliorates the traditional polynomials image registration method, puts forward a new method using orthogonal polynomials, expatiates the principle, arithmetic of this technique, and then realizes the clipping registration and superposition of vectorgraph and remote-sensing image.

Net 平台的基础上，改进了传统的多项式图像配准方法，提出了一种利用正交多项式进行图像配准的新思路，从而进一步实现了矢量图与遥感图像的快速叠合。

Learn the basic principles and its application of orthogonal projection.

学习正投影法的基本原理及其应用。2。

A new circuit-based method for branch loss allocation using the concept of orthogonal projection is presented in this paper.

基于正交投影概念，提出一种新的基于电路理论的支路损耗分摊方法。

Although the orthogonal projection is an optimal processing method, it is difficult to implement due to computation complexity.

虽然正交投影为最佳的处理方法，但是因计算复杂太高在实作上有些困难。

The property of Gram-Schmidt orthogonal projection algorithm in extracting the feature of patterns is analyzed.

并在此基础上提出了信息损失最少的适应截值算法。

This paper proposed a two-dimensional orthogonal projection similarity-based 3D model retrieval system.

提出了一种基于二维正交投影图像的三维模型相似性比较算法。

By eliminating redundancies and modifying orthogonal projection process, a new scheme with low complexity is proposed.

通过改变正交映射方式和删除冗余，提出了一种新的PTS快速相位优化算法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。