The buried pipe transfer equation, the frequency character and the attenuation equation of the leak signal are studied.
研究了埋地管道泄漏信号波的传播方程，泄漏信号频率特性以及衰减方程。
It is of good frequency character and capacity of preventing conjugation interference. It is suitable for all kinds of impedance systems.
改进后的电位计具有良好的频率特性及防共扼干扰的能力，能适应各种阻抗系统的需要。
This paper presents systematic theoretical calculations and the experimental investigations of the doubling frequency character of the crystal KN grown in China.
本文首次对我国生长的铌酸钾晶体的光学倍频特性进行了系统的理论计算和实验研究。
Regular expressions are used to define patterns in strings based on characters, frequency, and character order.
正则表达式用来基于字符、频率和字符顺序定义字符串中的模式。
The second part of the lexicon consisted of 13,060 characters and their frequency of usage (Tsai, 1996b). Character frequency was used in the last ambiguity resolution rule.
字典的第二部份由13060个汉字及它们的使用频率组成（Tsai,1996b），汉字的频率在最后一个歧义消除规则之中使用。
Natural frequency and response vibration amplitude character of contact system will directly influence the reliability of EMR's mechanical contact.
其接触系统的固有频率与响应振幅特性直接影响电磁继电器的接触可靠性。
Shaft frequency is one character of the target which can be applied to underwater targets identification.
轴频是目标的特征之一，可以应用于目标识别当中。
Through the energy analysis of different frequency bands, we can attain the blasting vibration signals' frequency identity and original signals' part character.
通过各频带的能量分析，才能获得较准确的频率特性，同时也可以得到原始信号的局部特征。
Deeply studied the length of the 486 instructions, frequency in using of the instructions, the character of the instruction encoder. Brought out the design idea to speedup decoding.
对486指令系统的指令长度、指令的使用频率、指令的编码特点进行了深入分析，提出了加快译码速度的设计方案。
The Doppler character of the frequency stepped signal is resolved into several elements, and the influence of every element on synthesized range output is analysed in detail.
将频率步进信号的多普勒特性分解为几个基本因素，详细分析了各部分对合成处理距离输出的不同影响。
Maintaining the output character of the system, the voltage space vector control was improved which made the switching frequency decrease 50%.
对空间电压矢量方法进行了改进，在不改变系统输出特性的前提下，使开关频率降低了50%。
Firstly, phonemes should be extracted on the time domain, the frequency domain and energy then the combination character of each sample and map figure were calculated.
首先对语音音素进行时域、频域、能量值的提取，然后通过计算得到每个采样点的组合特征值，描绘成图像。
Supposing the LFM signals had been sorted and selecting the instantaneous frequency as identification character, the closest method is used to distinguish the signals.
在对LF M信号实现分选的基础上，选取待识信号的瞬时频率作为识别特征，利用最近邻方法对信号进行识别。
Here, secondary treatment methods are introduced in detail, include time domain signal statistics character, frequency analysis fast Fourier transform (FFT), and short time Fourier transform (STFT).
这里，主要对二次处理的方法作了详细的介绍，包括时域信号的统计特征，频域分析的傅立叶变换和短时傅立叶变换。
How to eliminate noise and the audio enhancement technologies are also proposed, especially the analyzing of the character of audio and frequency subtraction for eliminating noise.
本文详细论述了噪音消除等语音增强技术，探讨了声音特性分析及消除噪音的频谱相减算法，并且将频谱减法应用到虚拟教室模型中。
Having good time-frequency localization character, and correctly identifying singularity point in fault signal, Wavelet is the main analysis method in this paper.
小波变换具有良好的时频局部性，具有变焦距的特点，对故障信号中的奇异点能够准确识别，是论文中应用的主要分析方法。
The use of frequency convert to regulate the speed of rotation according to the character of mine fan can reach the goal of the modulation of air flow and have a very good effect of saving energy.
根据矿井通风机的特性，使用变频器进行转速调整以达到调节风量的目的，且有很好的节能效果。
It is a great joy to live in Singapore for nearly every month there is a festival. The frequency of festivals is a character of Singapore's customs.
在新加坡生活是非常快乐的，因为差不多每一个月里都有节日，这是新加坡节日跨度上的一个特点；
The use frequency of the character yin appears very low in common speech and only appears as morpheme in the words.
“引”在现代汉语普通话里使用频率很低，而且只作为语素出现在词语里。
Same function as DPP-250: frequency control, adjustable stroke, touch heating, positive forming, capsule orientating, image and character register, air cushion heating-seal and chequered plates.
产品介绍：功能与250型类同：变频调速、行程可调、接触加热、正压成形、胶囊调头、图文对版、气垫热封、上下网纹。
This paper aims to explore the stroke effect, word frequency effect and morpheme frequency effect in the recognition of Chinese one-character word by foreign students.
采用词汇判断任务考察了留学生汉语单字词识别中的笔画数效应、词频效应和词素频率效应。
The principle and functions of COMBIVERT frequency inverter slip compensation character, and the setting method and testing procedure of slip compensation character parameters are also summarized.
介绍了COMBIVERT型变频器滑差补偿特性的工作原理和功能，总结了滑差补偿特性参数的设置、调试的方法和步骤。
According to the frequency domain character of the filter and signal, the sampling rate matching principle of the filter in frequency domain is given in the first part of the paper.
先从滤波器和信号的频域特性出发给出了滤波器在频域的采样率匹配原则。
Fourth, establish a "record of weak character investigation", fill in the content, including time, frequency, weak character state, the investigation of people, and disposal method.
四是建立“薄弱人物排查记录”，填写内容包括时间、班次、薄弱人物状态、排查人、处理方式等。
The Results indicate that the horizontal response of pile to Rayleigh wave is affected by frequency, character of soil medium, pile-soil rigidity ratio.
结果表明，饱和土介质中桩对瑞利波的横向响应受波的频率、土介质性质、桩—土刚度比等因素的影响。
Effects of type frequency and token frequency on Chinese character recognition were explored in two experiments.
用识别整字和识别部件两种任务探讨两种声旁频率——组字频率和使用频率的作用。
Objective 1 To evaluate the character of color Doppler and frequency spectrum Doppler of cerebral artery stenosis by examining the patients who were suspected with cerebrovascular disease with TCCS.
目的1对怀疑有脑血管疾病的患者进行经颅彩色多普勒超声（TCCS）检查，探讨颅内动脉狭窄的彩色多普勒及频谱多普勒特征。
Objective: Research the differences of the normal character and gene frequency between male and female in the Hans.
目的探讨汉族男女在正常性状表现及基因频率的差异。
Objective: Research the differences of the normal character and gene frequency between male and female in the Hans.
目的探讨汉族男女在正常性状表现及基因频率的差异。
应用推荐