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频率测试

网络Frequency test; Hz; Hz & ppm

频率测试

频率测试

频率测试

Frequency test

而测试的方式则采用频率测试(Frequency test)，透过平均数的概念，观察在一定的数量内是否每一个随机数都能有较均匀的次 …

Hz

频率测试(Hz)：Auto 5MHz

Hz & ppm

频率测试 (Hz & ppm) ：可选则频率分辨率 (1Hz ， 0.1Hz 和 0.01Hz) 当前，最大，最小值时钟滑步计数编码误码：误码计数 …

2

FM DC with high accuracy of carrier frequency for testing pagers and receivers fitted with digital squelches.

调频直流精度高的载波频率测试呼叫器和接收器配有数字 squelches 。

3

Natural frequency measurement and analysis of a pitched-blade turbine

四斜叶搅拌桨的固有频率测试与分析

4

6

Measuring Method and Applying Circuit of Dispersed Frequency for Detecting Weak Capacitance Signal

微弱电容信号的离散频率测试方法及其硬件电路的实现

8

Designing and Realization of Digital Virtual Frequency Controlling System

数字采集虚拟频率测试系统的设计与实现

9

Measuring theory and calibration on resonant frequency instrument of impeller blades

叶片共振频率测试仪的原理与使用

10

Design and Research of Quartz Oscillator Frequency Measurement System

石英晶振频率测试系统的研究与开发

11

An Impact Vibration Test Method for Measuring Natural Frequencies of Existing Piers

既有桥梁墩台自振频率测试的冲击振动试验法

12

Study on resonant frequency of a circular saw blade

木工圆锯片固有频率测试方法研究

14

Study on Measurement of Inherent Frequency of Components of Bearing Assembles

轴承组件各零部件固有频率测试及方法研究

16

The Thought of Automatic Testing System of HF Communication Frequency Test

跳频通信频率测试中应用自动测试系统的设想

17

The Design of Virtual Instruments for Measuring the Frequency on Chaos Technology

基于混沌技术的频率测试虚拟仪器的设计

18

Exploration for Test and Analysis Method on the Natural Frequency of Railway Bridges

铁路桥梁自振频率测试与分析方法的探讨

19

Error analyses of Measuring Method on Resonant frequency of impeller blades

叶片共振频率测试方法的误差分析

20

Reliability Analysis and Frequency Test of Fluid Mechanical Blade

流体机械叶片的频率测试及可靠性分析

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