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In this paper,the mathematic models of hydraulic actuator of once extraction steam turbine gov-erning system,which have different type of synthesis and application of control signals,have beengiven.

该文给出了采用不同方式实现信号综合与控制的一次调节抽汽透平调节系统液压执行元件的数学模型。

Considering the difficult problems in the finishing surface of SBG with ECF, the research, focusing on the finishing mechanism of ECF, has been carried out, and the mathematic model, explaining the electrochemical dissolution of anodic surface micro-profile in the condition of small gap, has been brought forward according to Faradays law.

前者不仅与电化学光整加工的整平机理有关，而且还与电化学光整加工工艺方法的选择有关；后者则主要涉及到工具阴极几何结构确定、极间流场设计以及工具阴极的移动方式等技术问题。

Fuzzy control is an important application filiations of fuzzy mathematics based on the theory fuzzy sets. It's a kind of new control algorithm formed by the combination between fuzzy mathematic and automation.

模糊控制是基于模糊集合理论发展起来的模糊数学的一个重要的应用分支，是模糊数学和自动控制理论相结合产生的新型控制策略。

It establishes one mathematic model to confirm target parameter based on GPS inertial navigation system. Moreover, it gives a means of obtaining firing data against the shore target based on real-time ballistic computation.

建立了基于惯性导航系统下确定目标参数的数学模型，并通过外弹道实时解算方法求取对岸目标的射击诸元。

According to equivalent circuit of the main welding circuit, a mathematic model was derived for maximum output power of theК-type alternative current rail flash butt welding machines. Based on the model, a high efficiency welding procedure was proposed, and the control program was designed.

针对目前国内大量使用的К型交流钢轨闪光焊机，根据焊接主回路等效电路建立了最大功率输出和高效焊接控制的数学模型，编制了过程控制程序。

The working process of scroll compressor is analyzied in detail, and the mathematic models describing the state parameters of working fluid in suction, compression and discharge process are presented respectively. The analysis of heat transfer and leakage among these processes is also performed.

文中详细分析了压缩机的工作过程，分别建立了描述压缩机吸气腔，工作腔和排气腔内介质状态参数的数学模型；建立了传热量和泄漏量计算模型，对压缩机各腔进行了传热和泄漏分析。

Related modules in the toolbox of MATLAB/Simulink are adopted. The nonlinear mathematic model for SRM is obtained by adding the flux linkage functionψ into the parameter table of the motor module.

应用MATLAB／Simulink中的SRD模块，将ANSYS计算出的磁链函数ψ输入模块得到开关磁阻电动机样机的非线性仿真模型。

In order to realize nano feeding under large feeding force, according to the research existing state of nano feeding device all over the world and development tendency of this technical in developed country, a nano precision feeding scheme based on thermal deformation is presented, the mathematic modal of nano drive parts based on metal thermal deformation is established and stepped exponential fitting method is presented which can determine the parameters of modal.

为了在较大的进给力下实现纳米级进给，根据国内外纳米级进给机构的现状及国外工业发达国家该技术发展趋势，本文提出一种基于热变形的纳米级进给控制方案，建立了基于金属变形体热变形的纳米级进给部件的数学模型，并提出了确定模型参数的方法——分段指数拟合方法。

At last, the software for upper machine and lower machine is introduced.Chapter 3, on the basis of the experiment on the nano feeding control platform, the mathematic modal of drive parts is established considering that the nano feeding under large feeding force has some open air temperature random disturbance phenomenon which influences the feed precision.

第三章，首先对建立数学模型的分步拟合方法进行了介绍，接着，在实验的基础上，通过拟合的方法得出纳米级热驱动部件输入功率与输出位移的数学传递函数以及外界温度干扰与输出位移的数学传递函数，最后建立了干扰情况下的纳米级热驱动部件数学模型。

Furthermore the author establishes mathematic models of frequency histogram method ,fuzzy classification method , fuzzy Synthesized evaluation method and grey classification method on the base of former researches.Secondly, the article analyses the related knowledge of GIS component technology, which includes the progress of GIS, component object model,distributed component model, the ComGIS product MapX and hierarchical models of MapX.

包括地理信息系统的发展、组件对象模型，分布式组件对象模型、ComGIS产品MapX和MapX的层状模型结构等，还对MapX提供的主要对象及对象集进行了分析。

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。