1.
quartz crystal calibration equipment
石英晶体频率校准仪
2.
A STUDY ON METHODS AND INSTRUMENTS OF CALIBRATING FINE FREQUENCY OF EDM
光电测距仪精测尺频率校准方法与仪器的研究
3.
Analysis of the Caliberation Formula and Measurment Uncertainty of Frequency of the Digital Signal Generator;
数字信号源频率校准及测量不确定度评定研究
4.
Design of a Frequency Calibration System for Wireless Simultaneous Net Based on FPGA
基于FPGA的无线同播频率校准装置的设计
5.
A Research and Design of Crystal Resonator Resonant Frequency Regulation System Based on Laser Marking
基于激光打标技术的晶振频率校准系统的研究与设计
6.
A RF Power Auto-Calibration System Based on LH79520
基于LH79520的射频功率自动校准系统设计
7.
The performance of frequency cali- brator is directly related to precision transfering frequen- cy standard.
校频仪的性能,直接关系到传递频率标准的精度。
8.
Development of Frequency Multi-Parameter Characteristics Field Calibration Equipment Based on CPCI Bus
基于CPCI总线的频率多参量现场校准装置的研制
9.
Frequency Measurement Method of Synchronization Clock Calibration in Distributed Testing System
分布式测试系统同步时钟校准的频率测量方法
10.
Frequency Characteristics Calibration of Optical Electric Integrated Sensor for Intensive Electric Field
光电集成强电场传感器的频率特性校准研究
11.
Wave equation datum correction in frequency-wavenumber (f-k) domain.
在频率—波数域实现波动方程基准面校正
12.
Power Frequency Table Uncertainty Measurement Analysis and Calibration Measurement Capability Evaluation
工频频率表测量不确定度分析与校准测量能力评定
13.
chrominance subcarrier reference
色度副载波基准频率
14.
SFTS (Standard Frequency and Time Signals)
标准频率和时间信号
15.
hydrogen maser frequency standard
氢激射型原子频率标准
16.
standard tuning frequency
GB/T3451-1982标准调音频率
17.
cesium atomic beam frequency standard
铯原子射束的频率标准
18.
calibration marker
校准指示器, 校准标记(频标, 时标)