查询词典 volume integral

This invention relates to a DC linear motor digital controller including a central processor circuit, a data memory, a program memory, an A/D conversion circuit, a D/A conversion circuit, a linear shift orthogonal code pulse signal circuit, a signal isolation circuit, among which, the center processor circuit is composed of a special DSP chip controlled by the motor, a complicated programmable logic device CPLD combining with a peripheral expanding circuit, said digital controller fully utilizes the motor to control the special DSP chip to integral DSP kernel CZXLP and the rich external circuit in a single chip to make up of a digital controller for controlling high frequency response DC linear motor with small volume, low dissipation and high reliability.

高频响直流直线电机数字控制器，属于电机自动控制技术领域，目的在于获得快速、高精度往返运动的控制效果，实现高频响直流直线电机的精密位置跟踪控制功能。本发明包括中央处理器电路，数据存储器，程序存储器，A/D转换电路，D/A转换电路，直线位移正交编码脉冲信号电路，信号隔离电路；中央处理器电路由一个电机控制专用DSP芯片，复杂可编程逻辑器件CPLD，结合外围扩展电路组成。该数字控制器充分利用电机控制专用DSP芯片将高性能DSP核C2xLP和丰富的功能外设电路集成在单个芯片上这一特点，构成了一个体积小、功耗低、可靠性高和功能比较齐全的高频响直流直线电机控制用的数字控制器，使系统的整体成本大大降低。

A standard control chart based on probability integral transform theory is given, which can be used to control process mean and variance efficiently in the low volume manufacturing.

用概率积分变换理论，给出了控制过程均值、过程方差的标准化控制图，适用于小批量生产环境下对过程均值、过程方差的有效控制。

In the study, calculation of two types of liner wear types based on the direction of liner wear and wear depth of the changes are studied. Mathematical models in terms of vector integral to calculate the liner wear volume is derived first.

本研究计算两种型式内衬之磨耗体积，依据内衬磨耗方向与磨耗深度的变化建立数学模型，并且使用向量积分计算内衬之磨耗体积。

In the procedure of researching and developing project, brings forward the method of fast establishing new project based on template file; develops the module used for forecasting movement and deformation of multiple random-shape faces according to probability integral principle; according to the traits of forecasted data, puts forward a new algorithm of drawing isoclines in Maplnfo environment; designs the new algorithm of drawing section plane and the new calculation of area and volume of subsided section based on isoclines; at the same time, gives the rale of classifying mine surface damage under GIS environment on the basis of GIS uncertainty theory.

在课题的研制过程中，提出了以模板文件形式快速建立新项目的方法；运用概率积分法编写了任意形状多工作面开采沉陷地表移动与变形预计模块；根据预计数据的特点，基于MapInfo设计了等值线新的绘制算法；基于等值线设计了新的剖面图绘制算法和塌陷区面积、体积的计算方法；并结合GIS不确定性理论提出了GIS图形环境下矿区地表塌陷破坏等级划分准则。

The system adopt the method of fast establishing new project based on template file; to forecast the ground movement and deformation of multiple random-shape faces according to probability integral principle, designs the new algorithm of drawing section plane and the new calculation of area and volume of subsided section based on isoclines, at the same time, gives the rule of classifying mine surface damage under GIS environment on the basis of GIS uncertainty theory.

由于开采沉陷过程具有时空特性，本文基于Mapinfo6.5开发了矿区地表变形预测与可视化系统（Mine Surface Deformation Forecasting and Visualization System，简称MSDFVS）系统采用以模板文件形式快速建立新项目的方法，运用概率积分法进行任意形状多工作面开采沉陷地表移动与变形预计，基于等值线设计了新的剖面图绘制算法和塌陷区面积、体积的计算方法，并结合GIS不确定性理论提出了GIS图形环境下矿区地表塌陷破坏等级划分准则。

Volume of water represents the integral product of drawdown magnitude and drawdown duration.

拦住所有的水。水量代表的就是净值降低的幅度，以及降低的时间的积分

The total volume of water represents the integral product of drawdown magnitude and drawdown duration.

总水量代表组成的产品缩编规模和削减期限。

The volume integral equation is also studied in this paper, and the fast multipole method is extended to VIE for analysis of electrical large objects. The difference of the application of FMM to SIE and VIE is emphasized in this paper.

本文研究了体积分方程的应用，并将FMM推广到体积分方程的快速计算中，着重讨论了与用于分析面积分方程FMM的不同。

In this text we used the method of volume integral equation base on tensor Green's function to study the forward of 4D transient electromagnetic response.

本文采用基于张量格林函数的体积分方程法进行四维模型瞬变电磁响应的正演研究，文章中首先说明了四维瞬变电磁法模拟的可行性及程序实现，然后分别设计了两个三维异常体模型，采用两种观测方式(激发与接收平行、激发与接收垂直)进行正演模拟计算，并对所得的二次总场的数据进行了分析。

The discrete equation was deduced by control volume integral method, and realized by numerical method.

用控制容积积分法导出了离散方程，并用数值方法进行了求解。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。