1)  Frequency measurement
测频*
2)  frequency measuring
测频
1.
Design of a frequency measuring system for vibrating-wire sensor;
振弦式传感器测频*系统的设计
2.
Based on conventional confining pressure regulating experience, specific measuring converting circuit and frequency measuring interface are designed for LP05C reciprocati.
文章以LP0 5C往复柱塞平流泵为对象 ,设计了测频*量转换电路、测频*接口 ;以调整环压的传统经验为基础 ,编制了控制软件 ,最终采用计算机对流压及环压进行实时监控 ,实现岩心流动试验装置压力系统的自动控
3)  frequency measurement
测频
1.
the Method of Frequency Measurement Based on TMS320F2812 Event Manager;
基于TMS320F2812事件管理器的一种测频*方法
2.
Introduction to a Pretreatment Circuit for Frequency Measurement of Residual Voltage Signals for Speed Governor of Hydro Turbine;
介绍一种水轮机调速器残压测频*信号预处理电路
3.
The frequency measurement principle and operation process were introduced in detail;the real operation shown that the new speed relay is qualified for the power station requirement.
针对以往转速继电器存在可靠性低等问题,提出了一种基于PCC的数字式转速继电器,着重分析了测频*的原理和数字式转速继电器的工作过程,实际验证其工作可靠,完全满足现代电厂对相关转速保护的要求。
4)  measuring frequency
测频
1.
In order to improve the reliability and behavior indexes of turbine genernor and to satisfy the automatic level of power station and people’s aesthetic requirements,research of some problems was performed,including measuring frequency of turbine PLC governor,human machine interface,sampling period,communication,failure treatment,parameters setting,electric power supply,etc.
为了提高水轮机调速器可靠性和性能指标 ,满足水电厂日益提高的自动化水平和人们的审美观念 ,对水轮机可编程调速器的测频*、人机界面、采样周期、通讯、故障处理、参数设置、电源等问题进行了分析研究。
2.
In order to meet the requirement of vibrating wire sensor s data acquisition in large scale structural safety monitoring,a practical method was presented,which can be used to equal accurate measuring frequency.
为了满足大型结构安全监测频*中振弦式传感器的数据采集需求,提出了一种用等精度测频*实现振弦式传感器频率测频*量的实用方法,并给出了具体的硬件电路,系统硬件分为3部分:激振电路、测频*振电路、温度补偿电路。
5)  frequency measure
测频
1.
The system combines the big competence of processing information of scillograph and the high precision of frequency measurement.
阐述了电子计数测频*量法原理,采用CPLD器件设计测频*量电路的硬件测频*系统,该系统利用现有示波器的强大信号处理能力以及常规频率计的高精度,其测频*量范围可达0。
6)  frequency test
测频
1.
This paper intends to introduce a method of frequency test of various circuits of type 8031 SCP and its application in the comprehensive figure display instrument of tower cranes.
本文介绍８０３１单片机多路测频*的一种方法及其在塔吊综合数显仪中的应用。
参考词条
补充资料：2-甲氧基-5-吡啶硼酸频哪醇酯
分子式：C12H18BNO3
分子量：235.09
CAS号：445264-61-9

性质：熔点47-51°C。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。