vna

Data Formats and Data External Process of VNA

矢量网络分析仪的数据格式与数据外部处理

Fundamentals and overtones of other bands in this region are not difficult to recognise . Familiar with the application of equipment like Spectrum , VNA , etc.

在这个区域中其他谱带的基振动或信频是不难识别的。熟悉电子通信领域常用仪器（频谱仪，矢量网络分析仪）。

A New Error Network Calibration Method Based on VNA Instrument

基于反射和传输方式的误差网络校准方法

People have been studying the subject on VNA calibration for many years .

关于矢量网络仪校准是多年来人们不断研究改进的课题。

Computer-aided systematic particle analysis Finite Element Method in a VNA Storage Rack

计算机辅助分类微粒分析计算机辅助VNA（窄巷道）货架有限元分析

The Design and Realization of Some Modules of an Economical VNA

一款经济型矢量网络分析仪若干模块的设计与实现

Solve the Hard nut in RF and Microwave Measurements by Using Agilent VNA

使用Agilent矢量网络分析仪解决射频和微波测量领域的难题

High-dose ( 20 μ g / kg ) VnA pretreatment group ;

高剂量VnA预处理组（20μg/kg）；

For the VNA , precision and speed in measurement mainly lies in its precision and speed in calibration .

而对于网络分析仪来说，测量的精度与速度很大程度上取决于误差校正过程的精度与速度。

A method for multi-port device measurement using a two-port vector network analyzer ( VNA ) is presented .

给出了一种用二端口矢量网络分析仪（VNA）对多端口器件进行测量的方法。

The microwave absorption properties change of composite particles milled different time was studied by VNA with XRD and TEM .

结合XRD、TEM等，对不同球磨时间复合粉体的微波吸收性能变化趋势进行了分析。

With any VNA measurement , it is important for the engineer to know and understand the error associated with a measurement .

对于任何一个使用失量网络分析仪所进行的测量，清楚地知道和理解测量误差对于工程师们来说是非常重要的。

Familiar with the application of equipment like Spectrum , VNA , etc. Scheme for Wide-area Quantum Secure Direct Communication Network Based on Decoy States

熟悉电子通信领域常用仪器（频谱仪，矢量网络分析仪）。一种基于诱骗态的广域量子安全直接通信网络方案

The input , output and couple ports are coplanar waveguide style for measured with probe station and microwave VNA .

该定向耦合器的输入、输出及耦合端均设置有接地共面波导式的测试端口，可以使用空气共面探针测试台和微波矢量网络分析仪进行测试。

At least three known standards are normally required for the full two-port test fixture calibration in vector network analyzers ( VNA ) .

一般矢量网络分析仪（VNA）的双端口测试夹具校准，至少需要三个已知标准才能实现。

Therefore , to win longer-term economic interests and development , Vietnam Airlines ( VNA ) must not overlook the importance of customer satisfaction .

所以，要赢得更长久的经济利益，并致力于更长远的发展，越南航空公业一定不能忽视对客户满意度的重视和提高。

Starting with the measurement structure of the VNA , this dissertation analyses source of errors and their descriptions , introduces the basic theories of error correction .

本文首先从网络分析仪的测量体系结构入手，分析测量过程中的误差来源与描述方法，介绍误差校正理论的基本原理。

Due to the complexity of introducing new error model and calibrating methods into current VNA , the integrated numeric data process is realized out of the VAN .

由于在目前的矢量网络分析仪中，应用新的误差模型和新的校正方法非常复杂，笔者把其内部集成的数据处理流程拿到了网络分析仪外来实现。

The GATE of VNA is often used to remove the influence of interferential factors on the measuring results in measuring the performance of absorber by LCR .

在利用低频同轴反射法（LCR）进行材料吸波性能的测试过程中，经常会使用矢量网络分析仪的GATE功能来滤除干扰因素对测试结果的影响。

Methods The antiplatelet effect of VnA was examined by determining platelet aggregation rate in normal rats and blood stasis model rats by turbidimetric method developed by Born .

方法比浊法测定正常大鼠及血瘀模型大鼠血小板聚集百分率，观察VnA抗血小板作用。

Familiar with the Agilent series instruments such as VNA , Signal generator , NF meter , spectrum analyzer etc. , knowledge on its application and programming .

了解安捷伦设备如网分仪，噪声仪，信号源，功率计，频谱仪等，了解应用及程序控制。

The magnetic and electromagnetic properties of production were measured by using VSM and VNA and the effect of the phase composition and the particle morphology on the properties was investigated .

利用振动样品磁强计和网络矢量分析仪对各反应产物的静态磁性能以及微波电磁性能进行了测试，研究了产物物相组成、形貌和尺寸对其静态、动态磁性能的影响。

Objective To understand the presence of tobacco specific nitrosamines ( TSNA ) and volatile N-nitrosamines ( VNA ) in cigarette smoke in China .

目的了解卷烟的烟气中烟草特有亚硝胺（TSNA）和挥发性N-亚硝胺（VNA）的情况。

Results VnA ( 45 , 30 , and 15 μ g / kg , iv ) significantly inhibited ADP-induced platelet aggregation in rats in a dose-dependent manner .

结果VnA（45、30、15μg/kg，iv）对ADP诱发的大鼠血小板聚集有明显抑制作用，且呈剂量依赖性。

After researches in the two projects , The VNA Error Correction Method and The VNA Nonstandard-kit Calibration Technique , the author of this dissertation gives in-depth discussions on building of calibration system and related problems .

本文作者在进行了矢量网络分析仪误差修正方法研究和矢量网络分析仪非标准校正技术两项课题的研究基础上，对误差校正系统构建的相关问题进行了较为深入的论述。

Based on the network analyzes of microwave equalizer , the function of VNA is improved , and using the database to manage the measure results , then employing the numerical software to analyze the data to fulfill the microwave devices design .

该方法在对均衡器微波网络分析的基础上，改进矢量网络分析仪仪器的功能，将测量数据利用数据库技术组织和管理，再利用计算机的数值处理功能，完成对微波器件特性的分析和设计。

It could elicit efficient viral neutralizing antibody ( VNA ) and protect the dogs from lethal challenge of rabies street strain SBD by intramuscular inoculation at dose of only 1.6 × 106PFU .

以1.6×106PFU较低免疫剂量、仅一次免疫狗可保护狗经致死量中国狂犬病毒街毒株SBD株攻击后存活，诱生具有保护性中和抗体。