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- frequency difference lime 频率辨差阈
- After the frequency difference is compensated, the method of TDE is presented. 最后给出了频差补偿的时延估计方法。
- The photocurrent frequency difference is proportional to rotational velocity. 实验验证了该方法的可行性。
- The obtained maximum frequency difference was 1.3GHz, the minimal was 50MHz because of the strong mode competition. 实验中得到双频激光稳定运转时频差的上限约为1.;3GHz; 由于强模竞争现象的存在;实验中所观察到的频差下限为50MHz
- The small center frequency difference between NBI and spread spectrum signal or the large NBI power will make spread spectrum communication invalid. 但当信道中窄带干扰(尤其是时变窄带干扰)的中心频率和直扩信号的中心频率近似,或功率远大于直扩信号功率时,直扩通信可能失效。
- Based on the experimental data, some performance parameters of sensor are evaluated, and the function formula between wetness and frequency difference is matched. 根据测量数据，对传感器的部分性能指标进行了评估，得出了湿度与频差间的函数关系。
- The precision of the ultrasonic flowmeter with small tube diameter and frequency difference method is affected by several factors,so to gain more accuracy is difficult. 小管径频差法超声波流量计的测量精度受各种因素的影响，因而获得较高精度比较困难。
- The method for generating the second signal is put forward based on the period rule of the phase difference for two frequency signals with the frequency difference. 摘要利用两个有一定频差的频率信号相位差变化的周期性规律提出了一种秒信号产生方法。
- By researching the frequency difference between telephone channel and traditional channel, the phantom formants are found, which can be reduced by normalization of its residues. 通过研究电话信道对频谱包络的影响,从留数角度分析虚峰出现的原因,结合留数归一化方法和传统的倒谱均值减,对中间维的倒谱加以提升。
- Abstract: The precision of the ultrasonic flowmeter with small tube diameter and frequency difference method is affected by several factors,so to gain more accuracy is difficult. 文摘:小管径频差法超声波流量计的测量精度受各种因素的影响，因而获得较高精度比较困难。
- One big frequency difference and several little reciprocal prime frequency differences has good ability in anti-noise. 一组大差频与互质参差的多组小差频法则具有较好的抗噪声性能。
- This paper introduces a new method for both producing and controlling the frequency difference of a dual frequency laser by using an electromagnetical force which is applied onto the window plate. 提出和研究一种新的方法，即利用电磁铁的电磁力去产生和控制双频激光器的频差。
- In this paper many factors affecting the precision of measurement with the ultrasonic flowmeter with small tube diameter and frequency difference method are analyzed mathematically. 本文对影响小管径频差法超声波流量计测量精度的多种因素进行数理分析。
- The synchronization signal includes a carrier (30) operating at a frequency different from the data carriers. 该同步信号包含以不同于数据载波的频率运行的载波(30)。
- Study on synthesis of nano calcium carbonate via different lime 采用不同石灰原料制备纳米碳酸钙的研究
- The indigo frequency differs in its vibration, provoking certain reactions in a body which is not ready for this frequency. 湛蓝的频率是在于其震动的频率; 在一个尚未准备好这频率的身体上所导致出的某些特定反应.
- Measuring Transducer for Frequency Difference 频率差变送器
- He varied the transmission frequency. 他变换了无线电传送的频率。
- quadric frequency difference ranging 二次差频测距
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
