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- Study on Transfer of Ultra Low Frequency Information 超低频信息传递的发射装置设计
- Low frequency information 低频信息
- 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。
- 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。
- In the domain of ECM, the frequency information of radar signal is important parameter for signal choosing, menace recognizing and guidance ECM. 在电子对抗领域中，雷达信号的频率信息是信号分选、威胁识别、引导干扰的重要参数。
- 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。
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- 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
- Simulation results indicated that PLE can improve the effect of PPT for maneuvering target with frequency information to some degree. 仿真结果表明，伪线性估计器(PLE)在一定程度上能够改善带频率信息的机动目标被动跟踪。
- 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。
- The R-D method utilizes the spacecraft ephemeris data and Range-Doppler frequency information of the SAR echo data to produce an estimatign of the target position. 摘要距离-多普勒(R-D)定位法是利用卫星星历数据和雷达回波数据的距离-多普勒信息对SAR图像目标进行定位，因无须在视场中选参考点，这对月面目标定位具有重要意义。
- Purpose:Low frequency power amplifier,medium speed switching applications . 用途:用于低频功率放大及中速开关。
- The results show that anomaly frequency method is effective for the analysis of high frequency information characteristics in digital subsurface fluid data. 结果表明，异常频次法是地下流体数字化资料高频信息特征分析及其应用的有效方法。
- Calibration algorithm based on high frequency information of image mainly calibrates motor step of single axis and mechanism backlash in the focus mechanism of microscope. 提出了基于图像高频信息的标定方法，主要从单轴的电机步长和聚焦系统的机械回差角度进行标定；
- 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。）
- By means of introducing transcendental information,the low frequency compensation of the alternating current(AC) signal of the scanning millimeter wave(MMW) total power radiometer is researched. 通过引入一种先验知识,研究了毫米波交流全功率辐射计低频信号失真的补偿问题。
