The application of digital shot and the signal processing method is benefit for the study of the shot athlete’s throwing motion.
介绍了一种数字铅球装置,该装置由三维加速度传感器和数据采集电路构成,可以实时测量铅球运动员的投掷力。
A digital shot sensor to measure shot-put force in time is introduced,which has the same mass and external dimensions with the normal shot put.
介绍了一种数字铅球,它的质量与外形尺寸均与标准比赛用球一致,能够实时感知铅球运动员在投掷过程中人手施加于铅球的三维力信息。
Introduced digital frequency multiplier of circuits operating principle, an analysis of frequency multiplier have a reason for the error, and then gives by VHDL language to realize digital frequency multiplier method, and Max+plusⅡ verifies through the simulation.
介绍了数字倍频电路的工作原理,分析了倍频器产生误差的原因,然后给出用VHDL语言来实现数字倍频器的方法,并用Max+plusⅡ通过仿真进行了验证。
Research and Application of Digital Frequency-multiplier Based on DDS
基于DDS的数字倍频器研究及其应用
Data synchronous acquisition based on FPGA and digital frequency multiplying technique
基于FPGA及数字倍频技术实现数据同步采集的研究
CPLD Digital Frequency Multiplying Principle in Rotating Machinery Vibration Signal Collection
CPLD数字倍频原理在旋转机械振动信号采集中的应用
Design of high precise temperature controller for DPSS frequency doubling lasers
高精度DPSS倍频激光器数字温控系统的设计
Octave-band and fractional-octave-band filters
GB/T3241-1998倍频程和分数倍频程滤波器
The phase jitter of output signal of the PLL( phase locked loop) frequency doubler is analyzed.
定量分析了数字式锁相倍频器输出信号的相位抖动.
That's only three times more than a fruit fly and twice as many as a roundworm.
这个数字只是果蝇的3倍、线虫的2倍。
The figure has nearly doubled/tripled, as against that of last year.
这个数字几乎是去年的两倍/三倍。
That is three times the number currently estimated.
这个数字是目前所估计数字的三倍，
Application of Digital Up-Converter in IF Digitalization
数字上变频器在中频数字化中的应用
the identity under numerical multiplication is 1.
在数字的倍数下的恒等式是。
Infrared Frequency Doubles Parameters and Element Process of CdSe Crystal
CdSe晶体倍频光学参数及元件加工研究
A wave whose frequency is a whole-number multiple of that of another.
调波一种频率是另一种波频率整数倍的谐波
digital audio Broadcasting
数字音频广播,[港]数码音频广播,数字音讯广播
Study of Fractional-N Digital Phase Locked Loop Frequency Synthesizer;
分数分频数字锁相频率合成器的研究
Three times that of an ordinary telegram of the same length.
是同样字数的普通电报的三倍。
This article contains5 times as many words as that one does.
这篇文章的字数是哪篇文章的五倍。
This figure is about five times higher than that of a human.
这个数字大约比人类的血压高出5倍。
