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- beat frequency detector 拍频检波器
- Ciliary beat frequency measurement of cultured human nasal epithelial cellsSONG Xiao-hong, et al. 体外培养的人鼻腔黏膜纤毛摆动频率的测量。
- Abstract: This paper describes a clock and data recovery（CDR）circuit for RFID tag, and a new phase frequency detector（PFD） is proposed for this CDR circuit for NRZ data. 文章摘要: 提出了一种适用于射频电子标签的时钟数据恢复电路，在电路中提出了一种适用于NRZ数据的新型鉴频鉴相器电路和自适应控制单元，能动态调节边沿检测器中延迟单元的延迟时间，使此时钟数据恢复电路具有大的锁定范围，且有结构简单易实现的特点。
- Ciliary beat frequency of different cilia is equal on the same cell， it is also equal from uncinate process and inferior turbinate. 同一来源的体外培养的钩突和下鼻甲的纤毛摆动频率是相同的。
- Brillouin enhanced four wave mixing, whose interference beat frequency drives an acoustic field, can improve the SBS phase conjugation fidelity. 采用四波混频加强SBS的方法，其相干拍频驱动声子场，能提高SBS相位共轭保真度。
- This thesis proposes a new digital controlled oscillator (DCO) and a new phase frequency detector (PFD) architecture for the all digital phase-locked loop (ADPLL) with low power design. 本论文提出一个新的数位控制频率振荡器及一个新的相位频率侦测器之架构以设计一个低功率的全数位式锁相迴路。
- An acousto-optic deflector(AOD)driven by a beat frequency signal generated two overlap gratings inside the acousto-optic(AO)crystal and diffracted the incident laser beam into two first-order beams. 该系统利用拍频信号驱动声光偏转器,在声光晶体中形成两个重叠的光栅,光源发出的激光以布拉格角入射,形成两束一级衍射光,经透镜聚焦形成光强按正弦规律分布的结构光条纹。
- A Low-Complexity Digital Frequency Detector 一种低复杂度的数字鉴频器
- My heart beat thick in the course of the interview. 在面试过程中我的心跳得厉害。
- Edge-trigger phase and frequency detector 边缘触发相位及频率检测器
- dual-slope phase frequency detector 双斜鉴频鉴相器
- beat frequency interference pattern 拍频干扰图样
- He left when the band began to beat out pop music. 乐队一奏起流行音乐他就走了。
- The cruel master beat his slaves with a whip. 残酷的主人鞭打他的奴隶。
- The ship beat back against a monsoon. 船逆着季风艰难地行驶。
- He is badly beat up by a gang of thug. 他被一帮暴徒打得死去活来。
- Studies on the simple frequency detector of ultrasonic transducer 简易超声波换能器频率测试仪的研究
- The cytopathic effect(CPE),beating frequency of myocardial cells and the lactate dehydrogenase(LDH)levels in supernatant was tested at day 2,3,5 respectively after the treatment. 在处理的d 2,3,5观察各组细胞病变效应(CPE)、细胞搏动频率并测定细胞上清液中乳酸脱氢酶浓度。
- Now he'll have to sing small because I beat him. 我把他击败了，他现在只好乖乘的了。
- A Novel Phase Frequency Detector of High Performance 一种新型的高性能鉴频鉴相器
