vna造句
例句与造句
- Familiar with the application of equipment like spectrum , vna , etc
熟悉电子通信领域常用仪器（频谱仪,矢量网络分析仪） 。 - Vietnam ' s state - run vna news agency says mr . dung ' s comment followed a meeting monday with world bank president robert zoellick
官方的越南通讯社说，阮晋勇总理星期一在会见世界银行行长佐利克后做出上述评论。 - The comparison between the vna test result with the test result of three - port test system show the test system is valid and the test result is accuracy
测试结果表明,三端口误差模型、校准方法和测试方法是正确可靠的。 - The measure system is based on virtual instrument technology . its hardware includes measurement flat , servo motor , vector network analyzer ( vna ) etc . and its software is programmed by labview
测量系统采用虚拟仪器的设计思想,由测量平台、伺服电机、矢量网络分析仪、计算机等硬件组成,用labview完成了系统软件设计。 - Due to the incompletion of the hardware part , the system software simulation of the vna ' s measurement process verifies the stability of the system software and the feasibility of the software design
局限于硬件部分的尚未形成,通过对系统软件设计软件仿真进行测量过程的模拟以及测试结果的验证,证明了系统软件能够平稳运行,设计合理。 - It's difficult to find vna in a sentence. 用vna造句挺难的
- Three - port error model is analyzed and the procedure for control , calibration , test and display of this system is programmed . three - port device with one port terminated with a 50ohm termination is tested with two - port vna
分析了三端口测量系统的误差模型,编制了误差模型的校准程序和整个系统的测量程序,实现了控制、校准、测量的自动化。 - The paper conducts a thorough research of the method and principles in vna measurement , and performs detailed requirement analysis of system software relying on the hardware architecture . based on the requirement analysis , a detailed layered design is put forward , which partitioned the system software as three parts : user interface , data processing , hardware interface along with pci communication
论文首先详细研究了矢量网络分析仪的测量方法和测量原理,然后基于硬件构架对系统软件进行了详细的需求分析,在需求分析的基础上进行了总体结构设计以及详细的分层设计,把系统软件的组成划分为用户控制界面、数据处理、硬件接口与pci通信三个部分。 - We also discuss the design of cavity that is used in experiment 、 means for how to stir electromagnetic wave and choice of diameter / length ratio for cavity . final , we have made an experiment to cigarette with apparatus made up of vector network analyzer ( vna ) and cavity that is designed by ourselves , regressed the equation with matlab software , analyzed measurement errors , put forward some means that reduce measuring error
最后，使用自己设计的谐振腔和矢量网络分析仪搭成的实验装置对卷烟进行了密度测量实验研究，并用matlab软件对测量数据进行了回归拟合，建立了密度测量的方程，并对测量误差作了分析,提出了进一步减小误差的途径。 - The measurement system can automatically control the movement of servo motor and communicate with vna through gpib bus to setup the measurement variable automatically , measure the phase of s parameter . it also can progress the measurement data on the background , display the results by graph data , store them in the data files
系统自动控制伺服电机的运行,对测试探头完成指定的移动定位;通过gpib总线与矢量网络分析仪器通信,自动完成相关测量参数的设置以及s参数的相位测量;对测得的数据进行后台处理,将结果以图形、数据文件的方式显示、保存。 - The multi - port measurement system has the widespread use in microwave measurement , the measurement of multi - port device with two - port vector network analyzer ( vna ) is researched . this paper analyzes the commonly used error models and calibration methods of vna , program a trl calibration procedure for two - port vna , and compare the tested data with the data from vna . the comparison show that the programmed trl calibration procedure is in the same accuracy as the vna
本文讨论了两端口矢量网络分析仪常用的误差模型和校准方法,编制了两端口矢量网络分析仪基于trl校准法的校准程序,并把校准后的测量结果和矢量网络分析仪校准后的测量数据做了比较,比较结果说明编制的trl校准程序校准效果和矢量网络分析仪校准的效果相同。 - This thesis describes in detail the design and implementation of the system software in vector network analyzer ( vna ) , which mainly consists of the requirement analysis of the system software , the software structure analysis and detailed design , the key techniques utilized in the software design , the s - parameter algorithm as the core technique in vna , and software testing
论文详细介绍了矢量网络分析仪系统软件的设计及实现,主要内容包括系统软件的需求分析、总体软件结构设计以及详细设计、软件设计中的关键技术、矢量网络分析仪的技术核心s参数算法、校准补偿以及软件测试等。