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The stress dependent character of oxide trap has been a problem in the study of oxide degradation. Using the Proportional Differential Operator method, we extract the trap parameters, and study their stress dependent characteristic change.

新生陷阱的应力相关特性是氧化层退化研究的基础工作，本文利用比例差分的方法提取了陷阱参数，并研究了陷阱参数的应力相关特性。

Based on the theories of the first two chapters, chapter 5 introduces the theoretical foundation and method of the software design of the license plate recognition system in detail. In this system, a license plate is fixed in a position and cut apart by verge examination based on the differential operator and threshold algorithm. Then outline method and projection method are used as methods of characteristic extracting, lastly neural network is used as a method to recognition the single character.

第五章是在前两章的理论基础上，详细介绍了车牌识别系统软件设计的实现方法和实验结果，应用图像分割的理论对车牌进行边缘检测和提取，利用轮廓和投影的方法提取字符的特征，最后用神经网络的方法对所得字符进行识别。

Keywords: complex partial differential operator;spectrum;wavelet

中文关键词：复偏微分算子；谱；小波

According to the algorithm idea of edge detection of gray scale images,with the aid of differential operator and through convolution,two algorithmsof segmentingcolor images are put forward.

主要根据灰度图像的边缘检测算法思想，借助空域微分算子，通过卷积提出了基于边缘的两种彩色图像分割算法。

A 2×2 matrix differential Lenard operator is extended to a 3×3 oneand the soliton hierarchy with their Lax pairs are deduced easily.

并使孤立子方程谱问题的伴随表示与Lenard算子对有机的连系在一起。

A mathematician went insane and believed that he was the differentiation operator.

一个疯了的数学家认为自己是微分算子。

The validity of staggered grid real value FFT differentiation operator is confirmed by comparing with the analytic Cagniard-De Hoop method in the half space SH problem.

将该方法和Cagniard De Hoop解析法在求解半无限空间地震波动的问题中进行比较，结果表明，新微分法的精度和解析方法的精度相同。

The Savitzky-Golay differentiator can efficiently reduce the noise amplification effect of the numerical differentiation operator in axial strain calculation of ultrasound elastography.

采用Savitzky-Golay差分器可以有效地减小超声弹性成像的纵向应变计算过程中数值微分操作对于噪声的放大作用。

A comparison with the analytic result for vertical displacement in homogeneous medium demonstrates that the staggered-grid differentiation operator almost achieves as the same accuracy as the analytic method.

在均匀介质中，将错格伪谱微分算子计算的结果和解析解进行比较，结果表明本文算子几乎达到了解析解的精度。

The validity of staggered grid real value FFT differentiation operator is confir med by comparing with the analytic CagniardDe Hoop method in the half space SH problem.

将该方法和CagniardDe Hoop解析法在求解半无限空间地震波动的问题中进行比较，结果表明，新微分法的精度和解析方法的精度相同。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。