1) quadruple
[英][kwɔ'dru:pəl, -'drʌpəl, 'kwɔdrʊpəl] [美][kwɑ'drupəl, -'drʌpəl, 'kwɑdrʊpəl]
(1)四倍(2)四倍频
2) quadrupler
['kwɔdruplə]
(1)四倍频器(2)四倍压器
3) Quadruple Frequency
四倍频
1.
Application of Quadruple Frequency Phase Discrimination and Counting Circuit in Motion Controller;
基于CPLD的四倍频鉴相计数电路在运动控制器中的应用
2.
And then introduces the method of accomplishing the direction, quadruple frequency and count using EPM7128S.
本文介绍了电机鉴向、四倍频的原理以及使用EMPM7128S进行鉴向、四倍频、计数的方法,并给出了相应的VHDL程序和仿真图。
3.
According to the system block diagram,We design some VHDL programs of address decoder and quadruple frequency phase discrimination of NC biaxial position detection system,and simulate the hardware design of the system.
简介数控机床位置检测系统工作原理,根据系统原理框图编写数控机床双轴位置检测系统的地址译码、四倍频鉴相计数等VHDL程序,并对系统的硬件设计进行仿真,试验结果表明,系统可精确检测伺服电机的转速和方向。
4) fourfold frequency
四倍频
1.
The paper introduces the fourfold frequency circuit design for photoelectric encoder based on MCU.
文章针对增量式光电编码器输出信号的倍频鉴向处理问题,介绍了一种用单片机设计的编码器四倍频电路。
2.
The main characters of EMP7128 were briefly introduced,and design principle of fourfold frequency and interface circuits were analyzed in detail.
简略介绍了EMP7128器件的主要特点,详细分析了四倍频计数电路和接口电路的设计原理。
5) fourfold frequency multiplication
四倍频
1.
This article researches on the incremental opto-electric encoder and analyze its fourfold frequency multiplication principle,it gives a method based on FPGA to multiply the signal of the incremental opto-electric encoder,differentiates its phase and counts its number,the controled object s precision of measure and control can be heightened.
分析光电编码器四倍频原理,提出了一种基于可编程逻辑器件FPGA对光电编码器输出信号倍频、鉴相、计数的具体方法,有利于提高被控对象的测量精度和控制精度。
2.
The fourfold frequency multiplication principle of photoelectric pulse transducer and its circuit by means of CPLD is totally analysed and designed in this paper.
本文详细分析了光电脉冲码盘四倍频原理以及利用可编程逻辑器件实现光电脉冲码盘信号四倍频的具体方
6) fourth harmonic generation
四倍频
1.
The Fourth Harmonic Generation in BBO Crystal;
BBO晶体四倍频的紫外激光器研究
2.
In this paper,a diode-pumped Q-switched Nd∶GdVO4laser which produced ultraviolet output at266nm byusing BBO crystal single pass fourth harmonic generation is reported.
报道了用BBO晶体对激光二极管泵浦Nd∶GdVO4晶体声光调Q1064nm激光进行四倍频,在泵浦功率为12。
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。
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。
参考词条