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优势频带     
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  predominant frequency band
     The identification methods include the coherent data volume processing technique with predominant frequency band to distinguish from small faults, the plane slice technique, auto-tracing technique, the spilling point restriction technique, the variable velocity mapping technique and the flow chart for studying the low amplitude structures.
     结合研究区实际情况,提出了低幅度构造油藏的多种识别方法:优势频带相干数据体处理技术(识别小断层)、水平切片技术、自动追踪技术、溢出点约束技术、变速成图技术等,总结出了低幅度构造研究流程图。
短句来源
  optimum frequency band
     On a basis of 3 D high resolution seismic data acquisition and processing and through integrative use of coherent volume with optimum frequency band,integrative detection of dips and fault edges,analysis of sedimentary microfacies and seismic inversion etc. ,the paper gained the following major results: the rule of spatial distribution of faults is known,total 135 faults are interpreted ( only 29 faults in 2 D data );
     在高分辨率三维地震资料采集、处理的基础上,通过综合应用优势频带相干体、倾角与断棱综合检测、沉积微相分析、地震反演等技术,获得了以下主要成果认识了目标区断裂的空间展布规律,共解释断层135条(二维资料仅解释断层29条);
短句来源
  dominant frequency bands
     The theory of similitude for designing the model of the combined blown converter and the method for determining the dominant frequency bands and the vibration shape of the system, and for identifying the dynamic characteristics of the system are presented in this paper.
     本文提出了复吹转炉模型设计的相似理论,以及通过模型实测,确定系统的优势频带和振动型态,识别系统动态特性的方法。
短句来源
  “优势频带”译为未确定词的双语例句
     The pressure fluctuation energy is distributed over low frequency section of 0 ̄18Hz. The coherence in domain of frequency for two phase flow is not obvious except the dominant frequency, cross correlation coefficient is below 0.5. This is very different from the situation of water flow.
     脉动能量主要集中在低频段,其优势频带约在0~18Hz,除优势频率外,水气两相流的频域相干性较差,相干系数均在0.5以下,这与单一流体的相干结构大为不同。
短句来源
     The experiments show that to retain the S/N ratio for predominant seismic wave band, on low cut filter or low cut filter with low dip should be applied varying with the type of geophones, if S/N ratio was not improved effectively for seismic exploration below 1.0s in Shengli prospect area.
     通过试验分析 ,认为在胜利探区 ,进行 1.0s以下地层勘探 ,在没有有效提高高频信噪比的条件下 ,应结合检波器的型号 ,不加或加小陡度的小低截滤波器 ,这样 ,可以保证地震波优势频带内的信噪比
短句来源
     Under the click auditory stimulation, there was no evident difference between the two groups. In the normal group, the EEG hemisphere coherence value was lower in auditory stimulation compared with that in silent state(P<0.01).
     而加入喀喇音刺激后 ,正常组在其优势频带上 ,半球相干值较其自身安静状态下明显下降 (P <0 .0 1,P =0 .0 0 73) ,且与相应状态下IS组的半球相干值无明显差异 ;
短句来源
     Conclusion The change of EEG hemisphere coherence value showed that there was definite influence on the EEG by click auditory stimulation. It is considered the intensity of influence is relied on the function of brain-stem, the control of thalamus by brain stem, and the control of superior frequency band by thalamus.
     而在其他频带上两组则均无明显差异 ; 结论 在听觉刺激下脑电的半球间相干值降低 ,正常组较IS组变化显著 ,且有理由认为这种影响的强度受脑干功能的控制 ,并通过脑干对丘脑的控制及丘脑对优势频带的控制而实现的 ,进一步从侧面验证了IS组患儿脑干机能存在不同程度损害
短句来源
     Through app lication of fault interpretation techniques such as coherent data volume with pr edominant frequency band,dip,azimuth and fault edge,the paper not only bas ically solved the contradiction between conventionally interpreted results and o il-water relation revealed by real drilling results that puzzled the oilfield d evelopment,but also discovered and defined a group of structures with low ampli tude related to minor faults,provided basic data for increasing production and reserve and revising development plan.
     本文通过优势频带相干数据体、倾角、方位角、断棱等断层解释技术的应用 ,不仅基本解决了困扰油田开发的常规解释成果与实际钻探揭示的油水关系不符的矛盾 ,而且发现和落实了一批与小断层有关的低幅度构造 ,为油田增储上产和调整开发方案提供了基础资料。
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      dominant frequency band
    Therefore, this frequency band becomes the most dominant frequency band in passive RFID applications.
          


    The theory of similitude for designing the model of the combined blown converter and the method for determining the dominant frequency bands and the vibration shape of the system, and for identifying the dynamic characteristics of the system are presented in this paper. It is found that the system is subjected to the low-frequency excitation and occurs random vibration in the non-linear complex-mode form. These results have important values for the practical use of com bined blown technique and the design of...

    The theory of similitude for designing the model of the combined blown converter and the method for determining the dominant frequency bands and the vibration shape of the system, and for identifying the dynamic characteristics of the system are presented in this paper. It is found that the system is subjected to the low-frequency excitation and occurs random vibration in the non-linear complex-mode form. These results have important values for the practical use of com bined blown technique and the design of the converter authors have cold-state vibration testes of a model of the large-scale.

    本文提出了复吹转炉模型设计的相似理论,以及通过模型实测,确定系统的优势频带和振动型态,识别系统动态特性的方法。揭示了系统所受的是低频激励,以非线性复模态的形式作随机振动。这些成果对复吹技术的实际应用和转炉设计具有重要意义。

    The random process of two phase flow formed out of air entrained in the water by the aerator is an ergodic process, its amplitude distribution is in accord with the normal distribution. The maximum pressure fluctuation is on the shock point between jet trajectory flow and the bottom of channel and is reduced to normal without aerator over a distance of (10 ̄15) times the aerator's height. There is a dominant frequency of 1.24Hz in the model. The pressure fluctuation energy is distributed over low frequency...

    The random process of two phase flow formed out of air entrained in the water by the aerator is an ergodic process, its amplitude distribution is in accord with the normal distribution. The maximum pressure fluctuation is on the shock point between jet trajectory flow and the bottom of channel and is reduced to normal without aerator over a distance of (10 ̄15) times the aerator's height. There is a dominant frequency of 1.24Hz in the model. The pressure fluctuation energy is distributed over low frequency section of 0 ̄18Hz. The coherence in domain of frequency for two phase flow is not obvious except the dominant frequency, cross correlation coefficient is below 0.5. This is very different from the situation of water flow.

    利用掺气坎在水中强迫掺气形成水气两相流,其压力脉动属于平稳,各态历经随机过程。水气两相流对泄槽底部冲击所产生的压力幅值谱基本符合高斯分布,最大脉压幅值在冲击点附近,其后很快衰减,约在(10~15)倍坎高范围内降至无坎时的幅值。在频谱中具有较明显的优势频率,模型中其值约为1.24Hz。脉动能量主要集中在低频段,其优势频带约在0~18Hz,除优势频率外,水气两相流的频域相干性较差,相干系数均在0.5以下,这与单一流体的相干结构大为不同。

    Many experiments on low cut filter were carry out to meet the requirement that balance of high frequency energy and low frequency energy is necessity for high resolution seismic exploration. The experiments show that to retain the S/N ratio for predominant seismic wave band, on low cut filter or low cut filter with low dip should be applied varying with the type of geophones, if S/N ratio was not improved effectively for seismic exploration below 1.0s in Shengli prospect area.

    根据高分辨率地震勘探对高低频能量均衡的要求 ,对低截滤波进行了多次试验。通过试验分析 ,认为在胜利探区 ,进行 1.0s以下地层勘探 ,在没有有效提高高频信噪比的条件下 ,应结合检波器的型号 ,不加或加小陡度的小低截滤波器 ,这样 ,可以保证地震波优势频带内的信噪比

     
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