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.

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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.

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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.

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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.

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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

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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

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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。

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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.

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A Microprocessor-Controlled System of Digital Frequency Synthesizer

数字频率综合器微机控制系统的研制

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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。

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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。

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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。

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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.

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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。

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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。

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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。

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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。

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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。

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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。

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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。

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