分析了加工过程对零件特征的需求；探讨了特征工程变换的基本原理。
The requirements of manufacturing process for features in the part are analysed; the basic principles of engineering conversion for features are studied.
伤残退伍军人创建的小企业也将为特别项目提供工程支持，如系统的改善和可能的雷达布置的变换。
The small business owned by service-disabled veterans also will provide engineering support for special projects, such as system improvements and possible radar relocation.
而是经常变换不同的工作，不论他在斯坦福是想获得一个商学院、法学院或者工程学院的专业文凭，还是希望取得博士学位。
But often undergo careers which shift over time, whether they are here for professional degree in the business school or the law school or the AMS engineering or they are here for a PhD.
工程上广泛应用的现行土层地震反应分析方法即为借助快速傅里叶变换和迭代法的等效线性化频域方法。
The current widely used methods of seismic response analysis for soil layers in engineering are equivalent linearization frequency domain method which is based on FFT and iterative method.
在数控铣微直线加工程序预读、直线段间平滑算法的基础上，提出了线性变换圆弧平滑算法。
On the base of the program pre-reading and the smooth algorithm between lines for micro-beeline machining of CNC milling, the arc smooth algorithm with linear transformation is brought forward.
具体阐述在大化肥石脑油制氨装置改扩建为水煤浆制氨装置工程中的耐硫co变换系统的安全设计。
This article presents the safety design of co shift system for large scale ammonia revamping project where feedstock shall be changed from naphtha to coal.
傅立叶变换作为一种传统的信号分析和处理方法，已在数学和工程应用中发挥了重要的作用和产生了深远的影响。
Fourier translation, as a traditional method of signal analysis and processing, has essential effect and bring far_-reaching impact on mathematics and engineering application.
并将该方法与传统快速傅立叶变换分析结果进行比较，探讨了使用小波变换对工程实测数据进行分析的可行性。
The method is compared to the traditional FFT(Fast Fourier Transformation)analysis. The feasibility of analyzing the engineering measure data using wavelet transformation is discussed in this paper.
用分步计算和广义球面坐标变换两种方法对椭球体绕对称轴旋转的转动惯量进行了计算，计算表明，后一种方法简单、实用，在工程实际中有应用价值。
The rotary inertia of an ellipsoid rotating around the symmetry axis is calculated by use of the divided calculation and the extensive spherical coordinate transformation.
同时，该算法的计算量较多尺度小波变换计算量小，有利于工程实现。
Meanwhile, it should be indicated that this algorithm has less computational complexity than multi-resolution wavelet transform, which makes it possible to put into practice.
本文从工程应用的角度叙述了以付里叶变换为基础的谱分析方法和参数模型谱分析方法所面临的主要问题。
In this paper, main problems that face the Fourier spectrum analysis method and parameter model spectrum analysis method are described from the viewpoint of engineering application.
其次，通过对研究齿轮振动信号分析过程所涉及到的小波理论的研究，阐述了不同小波变换的工程意义和理论基础。
Secondly, through to study gear wheel vibration signal analysis course related to wavelet theory that arrives research, explain with various wavelet project meanings and theoretical foundation.
应用离散傅里叶变换dft，通过MATLAB实现对连续信号频谱分析，以满足理论分析和工程实际的需要。
Application DFT Discrete Fourier Transform, right through MATLAB continuous signal spectrum analysis, in order to meet the theoretical analysis and practical needs.
研究小波分析在机械工程信号处理中的应用，提出通过二进小波变换检测信号奇异点的实用技术。
The application of wavelet theory in signal processing in mechanical engineering field is also discussed and a practical technique for signal singularity detection is proposed.
本文对变换器的关键部分进行工程分析，并阐述了绝缘工艺。
Engineering analysis is made of key parts of converters and insulation technology described.
引入了一种变量替换，通过这种变换可以处理频率超出随机共振理论要求范围的信号，以满足工程实际应用。
A kind of variable substitution in processing high frequency signals was suggested to improve the feasibility of the resonator in practical use.
傅里叶变换是一种常用的数学工具，在数学、物理及工程技术领域都得到了十分广泛的应用。
As a usually math tool, Fourier transform is using in math, physical and engineering field widely.
主要介绍了直流变换电路主电路参数的设计方法，对从事蓄电池放电技术研究的工程技术人员具有较高的参考价值。
The design method of the main circuit components parameters of DC/DC converter is obtained. And this method is of higher value for the engineer.
主要介绍了直流变换电路主电路参数的设计方法，对从事蓄电池放电技术研究的工程技术人员具有较高的参考价值。
The design method of the main circuit components parameters of DC/DC converter is obtained. And this method is of higher value for the engineer.
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