苍穹，在创世纪中描述的，是在地球上空的水汽高频段。
The firmament, described in Genesis, was a band of water vapor high above the Earth.
应用统计能量分析法(SEA)预测中高频段船舶噪声。
It is demonstrated that statistical energy analysis and AutoSEA could be used in the ship noise predict.
低频段和高频段感音神经性耳聋的发生率分别为8%和42%。
The incidences of SNHL at low and high frequencies were 8% and 42% respectively.
介绍一种用于适用于超高频段以上的射频读写器功率控制方案。
Present a design of the Emissive Microwave Power Control used for the UHF RFID Reader.
峰值检波器的频响误差在高频段主要是由分布参数产生的高频谐振误差。
At high frequency band, the frequency response error of a peak detector is the high frequency resonance error mainly produced by the distributive parameter.
对于BJT／HBT器件，分别提出了高频段和低频段的参数提取算法。
To BJT/HBT device, the arithmetic, at its low frequency range and high frequency range respectively, are put forward.
因此，使用螺旋导电面模型在较高频段计算空间电荷降低因子是不合适的。
Therefore, the space charge reduction factor equation based on the sheath helix model is inappropriate at high frequency.
其中超高频段是最具有市场潜力的频段，但是也是技术上最难实现的频段。
UHF RFID systems have the largest market potentials, but are also the most difficult to implement.
数值分析的结果表明，UHF无线电波的较高频段能够在长壁工作面上传播。
The numerical result shows that the propagation of UHF radio waves favors high frequency.
由于工作在高频段，高频地波超视距雷达的角分辨力较差，尤其是当阵长受限时。
Owing to the decametric wavelength, the angular resolution of High Frequency Surface Wave OTH Radar (HF SWOTHR) is usually coarse especially when dimensions of antenna array are restricted.
半主动控制在系统共振点附近的隔振效果优于被动隔振，但在较高频段没有优势；
Results from the semi-active control show that the effect is significant near resonance, while in the high frequency, there is no advantage of using SA policy over using passive control.
结论均匀呼吸的调息频率改变不仅影响HRV的高频段，而且还会影响HRV的低频段。
ConclusionsThe uniform respiration frequency affects not only high-frequency HRV, but also low-frequency HRV.
结果表明，螺旋导电面模型相对理想导电圆筒中的空间电荷降低因子在较高频段变化不大。
The study shows that the difference of the space charge reduction factor between the sheath model and the perfect conducting tube is small at high frequency.
结果表明装有动力吸振器的汽车可以较好地改善在高频段车身的剧烈振动和轮胎的接地性。
All results show that the suspension with dynamic absorbers can improve vehicle riding comfort and tyre road holding.
除了2频道之外，原来位于频道调节器甚高频段的其余频道序号，通常只是3到13间的奇数。
Apart from channel two, the rest of the original VHF channels on the dial were usually just the odd Numbers from three to 13.
而采用的单元十分匹配，尤其是中高频段响应平滑，柔和动听，用于室内或户外广播扩声均可。
But adoption of the unit match very much, and particularly is an inside the high segment respond to smooth, soft and moving, used for the indoors or outdoor broadcast the voice to can be all.
在众多拓宽换能器频带的方法中，匹配层宽带换能器技术在中高频段是一种较为行之有效的方法。
The technology of matching layer transducer is an efficient method in middle-high frequency among many methods of broaden the frequency of transducers.
用短时傅立叶分析的方法研究了辐射噪声在高频段时频变化的周期性，估计了目标的螺旋桨转速。
Period characteristics of radiated noise at high frequency is investigated by a method based on short time Fast Fourier Transformation, and propeller speed is estimated.
分析结果表明：现有方法的融合准则不能很好地适用于高频段包含大量重要信息的源图像的融合。
The analysis shows that their underlying fusion criteria are unsuitable for preserving high-frequency detail information of source images.
调制器完成对输入信号的量化并对量化噪声进行整形，将有用信号频带内的低频噪声搬移至高频段。
The modulator quantizes the input signal and move the low frequency inband quantization noise to high frequency.
将网络流量分解到不同的频段，根据高频段频谱能量，即小波方差的变化对网络流量异常进行检测。
Network traffic is broken down into different frequency, and anomaly change of network traffic is detected through the high-frequency power analysis, that is the change of wavelet variance.
对两幅图像低频波段的逼近系数取均值，对高频段选取绝对值大的小波包系数，得到融合系数矩阵。
Approximate coefficients in low frequency band of two images and the average over absolute wavelet packet coefficients of high frequency brand form a fused coefficients matrix.
这样做的结果，使高频段有效信号的估计更加准确，能更好地改善去噪效果，从而达到拓宽有效频带的目的。
As a result, we accurately estimate the effective signals in high frequency band and better the noise suppression, thus broadening the effective frequency band.
本文介绍了线性多变量系统分段设计方法——即将多变量系统按高频段和低频段分别设计出相应的子控制器。
A design method for Linear multivariable systems of high and low frequency region is introduced in this dissertation.
高频段电磁环境恶劣，近区雷电在这一频段激发的天电噪声对HF -GW雷达的正常工作构成了严重干扰。
High frequency band is a hostile electromagnetic environment. In this band atmospheric noise emitted by lightning in a short distance may badly affect HF GW radar's normal function.
带通滤波器经常用于抗干扰设备中，以便接收某一频带范围内的有效信号，而消除高频段和低频段的干扰和噪声。
Band-pass filter often used in anti-jamming devices, in order to receive a valid signal within the band, while the elimination of high frequency and low frequency interference and noise.
然后结合SYS-NOISE软件和AUTOSEA软件分别计算壳体在流场中声辐射效率在低频段和高频段时的频率响应。
Then, the radiation efficiency at low frequency and frequency response at high frequency in fluid are computed respectively by both SYSNOISE software and AUTOSEA software.
仿真结果表明：带有空腔的尖劈吸声器相对普通尖劈吸声器，除保持高频段较好吸收性能外，在低频段吸声系数有显著提高；
The results showed that the absorption performance of this kind of absorber is better than normal wedge absorbers in low frequency and it keeps good absorbing performance in high frequency.
同轴馈源是用于反射面天线双频共用馈源的一种重要形式，其内导体为工作在高频段的圆波导馈源，同轴区域为工作在低频段的同轴馈源。
The coaxial feed is an important dual-band feed used in reflector antennas. The inner conductor of the coaxial feed is the high frequency feed, and the coaxial zone is the low frequency feed.
同轴馈源是用于反射面天线双频共用馈源的一种重要形式，其内导体为工作在高频段的圆波导馈源，同轴区域为工作在低频段的同轴馈源。
The coaxial feed is an important dual-band feed used in reflector antennas. The inner conductor of the coaxial feed is the high frequency feed, and the coaxial zone is the low frequency feed.
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