This paper studies the improvement of channel model and measurement data processing on broadband wireless channel in the high-speed environment.

1、

Therefore a diversity gain can be obtained in a broadband fading channel.

因此，在宽带衰落信道中可获得分集增益。

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2、

An improved nonlinear compensation algorithm in broadband PCS channel

改善宽带PCS信道的非线性补偿算法

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3、

Based on above, we compare the statistical properties of the two algorithms. Second, SAGE algorithm is analyzed. It can estimate the broadband channel angle.

在以上基础上，对两种算法的统计性能进行比较。然后分析SAGE算法，它可以对宽带信道进行的角度估计。

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4、

The Use of Broadband Channel of CATV

有线电视网络宽带资源的利用

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5、

38 engineering bacterium enzyme has approximately the same physical and mechanical property as that of quality broad-leaved wood pulp, and the its pulping effluent is much lower than that of straw pulp from the traditional alkali method, thus the environmental protection measures are in some degree realized.

38工程菌酶处理的生化浆，其物理机械性能达到与优质阔叶木浆相媲美提提要：的程度，制浆排水的负载亦比常规碱法草浆低得多，排水污染防治措施有所落实。

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6、

On the condition of hard layer and during the process of broaching big diameter hole, designing structure and capability of broaching bit is very important.

在硬地层和大直径扩孔工作中，扩孔钻头结构性能设计极为重要。

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7、

Large Horizontal Side Broaching Machine for Discs Broaching

加工涡轮盘的大型卧式侧拉床

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8、

In Chapter One, the overviews of broaching machine, remote monitoring system, and GPRS network are given.

第一章对拉床设备、远程监控系统、GPRS网络分别进行了概述。

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9、

Equipment Reconstruction Technology Refitting Lathe into Broaching Machine

车床改装拉床的设备改造技术

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10、

Transforming the Hydraulic System of Vertical Broaching Machine by Slip-in Cartridge Values

用二通插装阀技术改造立式拉床液压系统

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11、

Control system of broaching machine for bisect plane machining of sliding bearing based on PLC

基于PLC的滑动轴承对接平面拉床控制系统

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12、

Design Hydraulic Control System and Main Frame of Broaching Machine Refitted with Old Long Lathe

车床改装拉床的液压控制系统和主框架的结构稳定性

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13、

Designing and construction features of an upward internal broaching machine

上拉式内拉床的设计与结构特点

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14、

The structure parameters of broaching tool can be designed and calculated, and the drawing of rectangle spline broach can be created automatically with the help of VBA integrated by AutoCAD.

该程序可对拉刀的结构参数进行设计计算，并利用AutoCAD集成的VBA开发工具自动绘制出矩形花键拉刀图纸。

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15、

With the same life time as that of the imported tool, this self-developed surface broaching tool has gained better economical benefits forthe company.

从使用结果来看，刀具的寿命也达到进口刀具的使用寿命，且为公司取得了较好的经济效益。

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16、

Solid Cemented High-Accuracy Surface Broaching Tool

整体硬质合金高精度平面拉刀的研究和开发

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17、

Design on Broaching Tool of Ultrasonic Broaching Device for Waveguide

波导内腔超声推挤装置中推刀的设计

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18、

Design and application of CAD/ CAM system of broaching tool for enterprise

面向企业的拉刀CAD/CAM系统设计与应用

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19、

Investigation on automatic design method of broaching tool by CAD

拉刀CAD自动设计方法的探讨

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20、

With the system we have designed and machined the broaching tool that has used to machine slippage gears in the gearbox of tractor.

应用该系统设计制造了拖拉机变速箱滑移齿轮花键孔拉刀并进行了加工实践，使用结果表明：被加工齿轮花键孔参数符合设计要求。

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