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- After making discrete stationary wavelet transform to an infrared image, de noising is done in the high frequency sub bands with better resolution. 对红外图像进行离散平稳小波变换后 ,对分辨率较好的各高频子带直接利用所提出的去噪方法去噪 ;
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- The method can directly detect the fault characteristic signals in low frequency band and achievefault diagnosis. 该方法直接检测故障的低频特征信号,完成故障诊断。
- Test results are analyzed in one third octave band spectrums mainly regarding vibration-sensitive instruments and emphasizing on low frequency band. 测试结果的分析主要是针对振动敏感仪器的，在频域内采用1/3倍频程频谱，重点考虑低频段的地面响应。
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在电子学领域，一种不希望发生的低频电流，它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。
- However, the low frequency sounds of the front, center, or rear speakers are output from the sub woofer according to the settings made for each speaker in the speaker setup (page 18). 然而，从低音炮输出的前置、中置、后置扬声器的低频率声音可参考第十八页的“扬声器设置”中关于每个扬声器的设置。
- Closed-loop control and raise dead band compensation, make low frequency outputs torsion to rise further, the rated torsion of 150% can be outputted when 1Hz. 闭环控制及增加死区补偿,使低频输出转矩进一步提高,1Hz 时可输出150%25的额定转矩。
- The technique of electromagnetic waves in SLF (Super Low Frequency) frequency band can be investigated in the light of geophysical theory combined with radio-physical theory. 超低频 (SLF)电磁波技术利用地球物理和无线电物理相结合的原理 ,由人工产生大功率电磁波信号。
- The abnormal colours of seedlings turned a low frequency. 颜色异常的苗木出现频率较低。
- Laser direct writing of micro-OVD with low frequency templates[J]. 引用该论文 魏国军;周小红;周雷;陈林森.
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- Exchange Main and Sub band content 交换主要和次要波段内容
- During the stepped and dart leader propagating from cloud to ground, the peak frequency band of the average energy spectra reduces from high to low frequency band, indicating that the size of the breakdown is increased gradually. 梯级先导和直窜先导过程初始阶段辐射能量主要集中在较高频段,而接近地面时则集中在较低频段,表明先导在向地面发展过程中放电尺度逐渐增大。
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- Medium SMES (200 MVA) are able to compensate some low frequency disturbance. 中型SMES(200MVA),这类SMES能补偿某些低频度的扰动
- Helmholtz resonator has a good noise eliminating performance at low frequency. 亥姆赫兹共振腔具有良好的低频消声性能,被广泛地应用于低频消声方面。
- Armstrong was forced to use avery low frequency barely above audibility. 当时这样的频率被认为是“高频”，但只不过是现在所用调幅波段的底部而已。
- Peak indicator light and LF (low frequency) switch per mono channel. 每路单声信道具有峰值指示灯及低频切除开关。
- Purpose:Low frequency power amplifier,medium speed switching applications . 用途:用于低频功率放大及中速开关。
- Note: Close woundcoils will resonate at a slightly lower frequency. （注：密绕的线圈将会谐振在稍低的频率。）
