频率的例句大全

Three pulse cancellation method is used and the PRF is programmable.

该对消器采用三脉冲对消方案,脉冲重复频率可编程.

Changing the structure of the excitation device can change the resonance frequency of the PZT.

通过改变压电陶瓷的结构可以改变压电陶瓷的谐振频率.

A new method for the motion compensation of the airborne strip-map SAR is presented.

提出了基于多普勒调频率的机载条带SAR运动 补偿方法.

Features: High breakdown voltage, low output capacitance, high fT.

特点: 高击穿电压, 低输出电容, 特征频率高.

The change of F2 and B2 in patients with complete denture

全口义齿初戴前后辅音第2共振峰频率与带宽的变化

The frequency of intractable seizures after stopping AEDs in seizure-free children with epilepsy EVALUATION OF THE RISK FACTORS OF POSTTRAUMATIC EPILEPSY

无癫痫发作的癫痫患儿停药后难治性癫痫的发作频率168例儿童外伤性癫痫的临床分析

While the data type of input data is a string type, this paper realized a statistical method based on general general suffix tree model for frequent string.

对输入数据的类型为字符型的聚合函数，实现了一种基于通用后缀树（GST）表示的字符串频率统计方法。

Frequency measurement also is important control technology in running military power system.

频率测量也是军用电力系统运行控制中的重要技术.

A Microprocessor-Controlled System of Digital Frequency Synthesizer

数字频率综合器微机控制系统的研制

A robust external cavity diode laser ( ECDL) insensitive to mechanical vibration is built with an interference filter for selecting wavelength and a cat-eye reflector for light feedback.

应用干涉滤光片和“猫眼”光学系统，研制频率稳定性较高的抗振半导体激光器系统。

Especially forgetting factor ECAB has excellent performance under large cyclic frequency error.

特别是遗忘因子ECAB算法，在循环频率误差较大的情况下，仍能保持很好的性能。

Acupuncture was all towards the center of projective area. After depi, twirling for 2 minutes at the frequency of 180-200 times per minute, uniform reinforcing-reducing method was conducted, retaining needle for 20 minutes, and intermission for twice at interval.

针刺方向皆刺向投射区的中心，得气后以180～200次/min的频率捻转2min，施行平补平泻手法，留针20min，中间间断行针2次。

The detector consists of a chip microprocessor to measure the amplitude and frequency of an oscillator.

锚杆探测仪采用单片机测量振荡器的振幅和频率,控制振荡器振幅和发光二极管的指示.

Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme ( CFMS) is proposed.

探讨了混沌频率调制技术在开关变换器中抑制电磁干扰的实际效果。

Moreover, the principle of the suppression of EMI noise by CFMS was analyzed and an experimental prototype of a diagonal half-bridge forward converter was constructed.

分析了混沌频率调制抑制EMI噪声的原理，并建立了双管正激变换器的实验样机。

The frequency of two CETP gene mutation had no significant difference in patients and controls.

心梗、脑卒中患者两种CETP基因突变频率与健康人无差别。

The initiation of celi division in the case of cotyledon and mesophyll protoplast culture was late, usually at day 5, and the division frequency was also somewhat lower.

子叶和真叶原生质体起始分裂稍晚（第5天），分裂频率也较低。

The software method is introduced by employing DDFS technology to realize the transformation of digital signal into FFSK signal. The conventional DDFS technology is improved a lot to achieve its function on single chip micro-computer without using too much resources.

采用直接数字频率合成（DDFS）技术，实现数字信号转换成FFSK信号的软件方法，对常用DDFS技术进行改进，使其能够在通用型单片机上实现而无需占用太多资源。

The EEG monitor described in this paper is concerned with the monitoring of the trend of frequency in EEG with a new method termed color density spectral array ( CDSA).

本文介绍的监护仪用彩色密度谱阵列图来监测脑电频率的变化趋势。

We adopt a way of attribute selection based on word entropy, use vectors which are represented by word frequency, and deduce its corresponding Bayesian formula.

我们采用了基于词熵的特征项提取方法，并且使用特征项单词出现频率来表示向量，推导出相应的贝叶斯计算公式。